CVE-2025-57819 (GCVE-0-2025-57819)

Vulnerability from cvelistv5 – Published: 2025-08-28 16:45 – Updated: 2026-02-26 17:47
VLAI CISA Previdian
Title
FreePBX Affected by Authentication Bypass Leading to SQL Injection and RCE
Summary
FreePBX is an open-source web-based graphical user interface. FreePBX 15, 16, and 17 endpoints are vulnerable due to insufficiently sanitized user-supplied data allowing unauthenticated access to FreePBX Administrator leading to arbitrary database manipulation and remote code execution. This issue has been patched in endpoint versions 15.0.66, 16.0.89, and 17.0.3.
SSVC
Exploitation: active Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-08-29 03:55 UTC
CWE
  • CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
  • CWE-288 - Authentication Bypass Using an Alternate Path or Channel
Impacted products
Vendor Product Version
FreePBX endpoint Affected: < 15.0.66
Affected: < 16.0.89
Affected: < 17.0.3
Create a notification for this product.
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2025-57819

Status: Confirmed

Status Updated: 2025-08-29 02:00 CEST

Exploited: Yes


Timestamps
First Seen: 2025-08-29
Asserted: 2025-08-29

Scope
Notes: Sangoma FreePBX Authentication Bypass Vulnerability | Affected: Sangoma / FreePBX | Description: Sangoma FreePBX contains an authentication bypass vulnerability due to insufficiently sanitized user-supplied data allows unauthenticated access to FreePBX Administrator leading to arbitrary database manipulation and remote code execution. | Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. | Due date: 2025-09-19 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://github.com/FreePBX/security-reporting/security/advisories/GHSA-m42g-xg4c-5f3h ; https://nvd.nist.gov/vuln/detail/CVE-2025-57819

Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev


Details
Cwes CWE-89 CWE-288
Feed CISA Known Exploited Vulnerabilities Catalog
Product FreePBX
Due Date 2025-09-19
Date Added 2025-08-29
Vendorproject Sangoma
Vulnerabilityname Sangoma FreePBX Authentication Bypass Vulnerability
Knownransomwarecampaignuse Unknown

References

Created: 2026-10-02 08:09 CEST | Updated: 2026-10-02 08:09 CEST
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2025-57819

Status: Confirmed

Status Updated: 2026-06-01 12:39 CEST

Exploited: Yes


Timestamps
First Seen: 2026-06-01
Asserted: 2026-06-01

Scope
Notes: FreePBX Affected by Authentication Bypass Leading to SQL Injection and RCE | Affected: FreePBX / endpoint | CVSS: 10.0 (CRITICAL) | EPSS: 0.85463 | Used in malware: unknown | Listed 1 day ahead of CISA KEV | Not yet in CISA KEV: False

Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian


Details
Feed Previdian (previdian.com)
Title FreePBX Affected by Authentication Bypass Leading to SQL Injection and RCE
Cve Id CVE-2025-57819
Vendor FreePBX
Ghsa Id None
Product endpoint
Added Date 2026-06-01T10:39:48.629Z
Cvss Score 10.0
Epss Score 0.85463
Previous Ids
Cvss Severity CRITICAL
Virtual Patch False
Cvss Estimated False
Epss Percentile 0.99716
Used In Malware unknown
Vulnerability Id CVE-2025-57819
Ahead Of Cisa Kev
{
  "count": 1,
  "unit": "day"
}
Not Yet In Cisa Kev False

References

Created: 2026-10-02 09:10 CEST | Updated: 2026-10-02 09:10 CEST
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-57819",
                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-08-29T03:55:27.563332Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
                "dateAdded": "2025-08-29",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-57819"
              },
              "type": "kev"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-26T17:47:51.014Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://github.com/watchtowrlabs/watchTowr-vs-FreePBX-CVE-2025-57819"
          },
          {
            "tags": [
              "government-resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-57819"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2025-08-29T00:00:00.000Z",
            "value": "CVE-2025-57819 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "endpoint",
          "vendor": "FreePBX",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 15.0.66"
            },
            {
              "status": "affected",
              "version": "\u003c 16.0.89"
            },
            {
              "status": "affected",
              "version": "\u003c 17.0.3"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "FreePBX is an open-source web-based graphical user interface. FreePBX 15, 16, and 17 endpoints are vulnerable due to insufficiently sanitized user-supplied data allowing unauthenticated access to FreePBX Administrator leading to arbitrary database manipulation and remote code execution. This issue has been patched in endpoint versions 15.0.66, 16.0.89, and 17.0.3."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 10,
            "baseSeverity": "CRITICAL",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "HIGH",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "HIGH",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-89",
              "description": "CWE-89: Improper Neutralization of Special Elements used in an SQL Command (\u0027SQL Injection\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-288",
              "description": "CWE-288: Authentication Bypass Using an Alternate Path or Channel",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-13T21:58:40.502Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/FreePBX/security-reporting/security/advisories/GHSA-m42g-xg4c-5f3h",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/FreePBX/security-reporting/security/advisories/GHSA-m42g-xg4c-5f3h"
        },
        {
          "name": "https://community.freepbx.org/t/security-advisory-please-lock-down-your-administrator-access/107203",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://community.freepbx.org/t/security-advisory-please-lock-down-your-administrator-access/107203"
        }
      ],
      "source": {
        "advisory": "GHSA-m42g-xg4c-5f3h",
        "discovery": "UNKNOWN"
      },
      "title": "FreePBX Affected by Authentication Bypass Leading to SQL Injection and RCE"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2025-57819",
    "datePublished": "2025-08-28T16:45:18.749Z",
    "dateReserved": "2025-08-20T14:30:35.011Z",
    "dateUpdated": "2026-02-26T17:47:51.014Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2025-57819",
      "date": "2026-10-04",
      "epss": "0.85463",
      "percentile": "0.99717"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "endpoint",
                "vendor": "FreePBX",
                "versions": [
                  {
                    "status": "affected",
                    "version": "\u003c 15.0.66"
                  },
                  {
                    "status": "affected",
                    "version": "\u003c 16.0.89"
                  },
                  {
                    "status": "affected",
                    "version": "\u003c 17.0.3"
                  }
                ]
              }
            ],
            "source": "security-advisories@github.com"
          }
        ],
        "cisaActionDue": "2025-09-19",
        "cisaExploitAdd": "2025-08-29",
        "cisaRequiredAction": "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.",
        "cisaVulnerabilityName": "Sangoma FreePBX Authentication Bypass Vulnerability",
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:sangoma:freepbx:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "F9143871-4B1B-4E24-BEC2-BFD90A93D22E",
                    "versionEndExcluding": "15.0.66",
                    "versionStartIncluding": "15.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:sangoma:freepbx:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "CA0527BD-AE80-4126-A72A-008EEC486381",
                    "versionEndExcluding": "16.0.89",
                    "versionStartIncluding": "16.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:sangoma:freepbx:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "89857E91-C727-4043-8BCE-A2A089D6F720",
                    "versionEndExcluding": "17.0.3",
                    "versionStartIncluding": "17.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "FreePBX is an open-source web-based graphical user interface. FreePBX 15, 16, and 17 endpoints are vulnerable due to insufficiently sanitized user-supplied data allowing unauthenticated access to FreePBX Administrator leading to arbitrary database manipulation and remote code execution. This issue has been patched in endpoint versions 15.0.66, 16.0.89, and 17.0.3."
          },
          {
            "lang": "es",
            "value": "FreePBX es una interfaz gr\u00e1fica de usuario basada en web de c\u00f3digo abierto. Los endpoints de FreePBX 15, 16 y 17 son vulnerables debido a datos suministrados por el usuario insuficientemente saneados, lo que permite el acceso no autenticado al Administrador de FreePBX, llevando a la manipulaci\u00f3n arbitraria de la base de datos y la ejecuci\u00f3n remota de c\u00f3digo. Este problema ha sido parcheado en las versiones de endpoint 15.0.66, 16.0.89 y 17.0.3."
          }
        ],
        "id": "CVE-2025-57819",
        "lastModified": "2026-09-26T00:10:00.127",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ],
          "cvssMetricV40": [
            {
              "cvssData": {
                "Automatable": "NOT_DEFINED",
                "Recovery": "NOT_DEFINED",
                "Safety": "NOT_DEFINED",
                "attackComplexity": "LOW",
                "attackRequirements": "NONE",
                "attackVector": "NETWORK",
                "availabilityRequirement": "NOT_DEFINED",
                "baseScore": 10.0,
                "baseSeverity": "CRITICAL",
                "confidentialityRequirement": "NOT_DEFINED",
                "exploitMaturity": "NOT_DEFINED",
                "integrityRequirement": "NOT_DEFINED",
                "modifiedAttackComplexity": "NOT_DEFINED",
                "modifiedAttackRequirements": "NOT_DEFINED",
                "modifiedAttackVector": "NOT_DEFINED",
                "modifiedPrivilegesRequired": "NOT_DEFINED",
                "modifiedSubAvailabilityImpact": "NOT_DEFINED",
                "modifiedSubConfidentialityImpact": "NOT_DEFINED",
                "modifiedSubIntegrityImpact": "NOT_DEFINED",
                "modifiedUserInteraction": "NOT_DEFINED",
                "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
                "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
                "modifiedVulnIntegrityImpact": "NOT_DEFINED",
                "privilegesRequired": "NONE",
                "providerUrgency": "NOT_DEFINED",
                "subAvailabilityImpact": "HIGH",
                "subConfidentialityImpact": "HIGH",
                "subIntegrityImpact": "HIGH",
                "userInteraction": "NONE",
                "valueDensity": "NOT_DEFINED",
                "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
                "version": "4.0",
                "vulnAvailabilityImpact": "HIGH",
                "vulnConfidentialityImpact": "HIGH",
                "vulnIntegrityImpact": "HIGH",
                "vulnerabilityResponseEffort": "NOT_DEFINED"
              },
              "source": "security-advisories@github.com",
              "type": "Secondary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2025-57819",
                "options": [
                  {
                    "exploitation": "active"
                  },
                  {
                    "automatable": "yes"
                  },
                  {
                    "technicalImpact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-08-29T03:55:27.563332Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2025-08-28T17:15:36.790",
        "references": [
          {
            "source": "security-advisories@github.com",
            "tags": [
              "Issue Tracking",
              "Vendor Advisory"
            ],
            "url": "https://community.freepbx.org/t/security-advisory-please-lock-down-your-administrator-access/107203"
          },
          {
            "source": "security-advisories@github.com",
            "tags": [
              "Mitigation",
              "Vendor Advisory"
            ],
            "url": "https://github.com/FreePBX/security-reporting/security/advisories/GHSA-m42g-xg4c-5f3h"
          },
          {
            "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "tags": [
              "Exploit",
              "Third Party Advisory"
            ],
            "url": "https://github.com/watchtowrlabs/watchTowr-vs-FreePBX-CVE-2025-57819"
          },
          {
            "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            "tags": [
              "US Government Resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-57819"
          }
        ],
        "sourceIdentifier": "security-advisories@github.com",
        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-89"
              },
              {
                "lang": "en",
                "value": "CWE-288"
              }
            ],
            "source": "security-advisories@github.com",
            "type": "Secondary"
          }
        ]
      }
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2025-57819",
                    "options": [
                      {
                        "Exploitation": "active"
                      },
                      {
                        "Automatable": "yes"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2025-08-29T03:55:27.563332Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              },
              {
                "other": {
                  "content": {
                    "dateAdded": "2025-08-29",
                    "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-57819"
                  },
                  "type": "kev"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2025-08-28T17:15:33.652Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "references": [
              {
                "tags": [
                  "exploit"
                ],
                "url": "https://github.com/watchtowrlabs/watchTowr-vs-FreePBX-CVE-2025-57819"
              },
              {
                "tags": [
                  "government-resource"
                ],
                "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-57819"
              }
            ],
            "timeline": [
              {
                "lang": "en",
                "time": "2025-08-29T00:00:00.000Z",
                "value": "CVE-2025-57819 added to CISA KEV"
              }
            ],
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "product": "endpoint",
              "vendor": "FreePBX",
              "versions": [
                {
                  "status": "affected",
                  "version": "\u003c 15.0.66"
                },
                {
                  "status": "affected",
                  "version": "\u003c 16.0.89"
                },
                {
                  "status": "affected",
                  "version": "\u003c 17.0.3"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "FreePBX is an open-source web-based graphical user interface. FreePBX 15, 16, and 17 endpoints are vulnerable due to insufficiently sanitized user-supplied data allowing unauthenticated access to FreePBX Administrator leading to arbitrary database manipulation and remote code execution. This issue has been patched in endpoint versions 15.0.66, 16.0.89, and 17.0.3."
            }
          ],
          "metrics": [
            {
              "cvssV4_0": {
                "attackComplexity": "LOW",
                "attackRequirements": "NONE",
                "attackVector": "NETWORK",
                "baseScore": 10,
                "baseSeverity": "CRITICAL",
                "privilegesRequired": "NONE",
                "subAvailabilityImpact": "HIGH",
                "subConfidentialityImpact": "HIGH",
                "subIntegrityImpact": "HIGH",
                "userInteraction": "NONE",
                "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
                "version": "4.0",
                "vulnAvailabilityImpact": "HIGH",
                "vulnConfidentialityImpact": "HIGH",
                "vulnIntegrityImpact": "HIGH"
              }
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-89",
                  "description": "CWE-89: Improper Neutralization of Special Elements used in an SQL Command (\u0027SQL Injection\u0027)",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            },
            {
              "descriptions": [
                {
                  "cweId": "CWE-288",
                  "description": "CWE-288: Authentication Bypass Using an Alternate Path or Channel",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-02-13T21:58:40.502Z",
            "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
            "shortName": "GitHub_M"
          },
          "references": [
            {
              "name": "https://github.com/FreePBX/security-reporting/security/advisories/GHSA-m42g-xg4c-5f3h",
              "tags": [
                "x_refsource_CONFIRM"
              ],
              "url": "https://github.com/FreePBX/security-reporting/security/advisories/GHSA-m42g-xg4c-5f3h"
            },
            {
              "name": "https://community.freepbx.org/t/security-advisory-please-lock-down-your-administrator-access/107203",
              "tags": [
                "x_refsource_MISC"
              ],
              "url": "https://community.freepbx.org/t/security-advisory-please-lock-down-your-administrator-access/107203"
            }
          ],
          "source": {
            "advisory": "GHSA-m42g-xg4c-5f3h",
            "discovery": "UNKNOWN"
          },
          "title": "FreePBX Affected by Authentication Bypass Leading to SQL Injection and RCE"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "assignerShortName": "GitHub_M",
        "cveId": "CVE-2025-57819",
        "datePublished": "2025-08-28T16:45:18.749Z",
        "dateReserved": "2025-08-20T14:30:35.011Z",
        "dateUpdated": "2026-02-26T17:47:51.014Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Loading…

Loading…

Loading…

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


Loading…