CVE-2021-34621 (GCVE-0-2021-34621)

Vulnerability from cvelistv5 – Published: 2021-07-07 12:21 – Updated: 2024-10-15 18:57
VLAI Previdian
Title
ProfilePress 3.0 - 3.1.3 - Unauthenticated Privilege Escalation
Summary
A vulnerability in the user registration component found in the ~/src/Classes/RegistrationAuth.php file of the ProfilePress WordPress plugin made it possible for users to register on sites as an administrator. This issue affects versions 3.0.0 - 3.1.3. .
SSVC
Exploitation: poc Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-10-15 18:52 UTC
CWE
  • CWE-269 - Improper Privilege Management
References
Impacted products
Vendor Product Version
ProfilePress ProfilePress Affected: 3.0.0 - 3.1.3
Create a notification for this product.
properfraction profilepress Affected: 3.0.0 , ≤ 3.1.3 (custom)
    cpe:2.3:a:properfraction:profilepress:-:*:*:*:*:wordpress:*:*
Create a notification for this product.
Date Public
2021-06-28 00:00
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2021-34621

Status: Confirmed

Status Updated: 2021-06-28 13:22 CEST

Exploited: Yes


Timestamps
First Seen: 2021-06-28
Asserted: 2021-06-28

Scope
Notes: ProfilePress 3.0 - 3.1.3 - Unauthenticated Privilege Escalation | Affected: ProfilePress / ProfilePress | CVSS: 9.8 (CRITICAL) | EPSS: 0.68862 | Used in malware: unknown | Not yet in CISA KEV: True

Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian


Details
Feed Previdian (previdian.com)
Title ProfilePress 3.0 - 3.1.3 - Unauthenticated Privilege Escalation
Cve Id CVE-2021-34621
Vendor ProfilePress
Ghsa Id None
Product ProfilePress
Added Date 2021-06-28T11:22:25.000Z
Cvss Score 9.8
Epss Score 0.68862
Previous Ids
Cvss Severity CRITICAL
Virtual Patch False
Cvss Estimated False
Epss Percentile 0.99329
Used In Malware unknown
Vulnerability Id CVE-2021-34621
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True

References

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

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                          "product_name": "ProfilePress",
                          "version": {
                            "version_data": [
                              {
                                "version_affected": "=",
                                "version_name": "3.0.0 - 3.1.3",
                                "version_value": "3.0.0 - 3.1.3"
                              }
                            ]
                          }
                        }
                      ]
                    },
                    "vendor_name": "ProfilePress"
                  }
                ]
              }
            },
            "credit": [
              {
                "lang": "eng",
                "value": "Chloe Chamberland, Wordfence"
              }
            ],
            "data_format": "MITRE",
            "data_type": "CVE",
            "data_version": "4.0",
            "description": {
              "description_data": [
                {
                  "lang": "eng",
                  "value": "A vulnerability in the user registration component found in the ~/src/Classes/RegistrationAuth.php file of the ProfilePress WordPress plugin made it possible for users to register on sites as an administrator. This issue affects versions 3.0.0 - 3.1.3. ."
                }
              ]
            },
            "generator": {
              "engine": "Vulnogram 0.0.9"
            },
            "impact": {
              "cvss": {
                "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"
              }
            },
            "problemtype": {
              "problemtype_data": [
                {
                  "description": [
                    {
                      "lang": "eng",
                      "value": "CWE-269 Improper Privilege Management"
                    }
                  ]
                }
              ]
            },
            "references": {
              "reference_data": [
                {
                  "name": "https://www.wordfence.com/blog/2021/06/easily-exploitable-critical-vulnerabilities-patched-in-profilepress-plugin/",
                  "refsource": "MISC",
                  "url": "https://www.wordfence.com/blog/2021/06/easily-exploitable-critical-vulnerabilities-patched-in-profilepress-plugin/"
                },
                {
                  "name": "http://packetstormsecurity.com/files/163973/WordPress-ProfilePress-3.1.3-Privilege-Escalation.html",
                  "refsource": "MISC",
                  "url": "http://packetstormsecurity.com/files/163973/WordPress-ProfilePress-3.1.3-Privilege-Escalation.html"
                }
              ]
            },
            "solution": [
              {
                "lang": "en",
                "value": "Update to version 3.1.4 or higher."
              }
            ],
            "source": {
              "discovery": "INTERNAL"
            }
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "assignerShortName": "Wordfence",
        "cveId": "CVE-2021-34621",
        "datePublished": "2021-07-07T12:21:16.266Z",
        "dateReserved": "2021-06-10T00:00:00.000Z",
        "dateUpdated": "2024-10-15T18:57:02.370Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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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.

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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.


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