Vulnerability-Lookup

GHSA-6GJM-6WJ6-4PX5

Vulnerability from github – Published: 2022-08-06 05:20 – Updated: 2022-08-06 05:20

Summary

Byobu user preference to prevent private discussions being started are not respected

Details

Impact

Users electing to prevent others starting private discussions with themselves.

Please note that admins and others with appropriate permissions can always bypass this preference, as was the case before.

Patches

Users of Byobu should update the extension to version 1.1.7, where this has been patched. This version is only supported on v1.2.0 and later of Flarum Core.

Users of Byobu with Flarum 1.0 or 1.1 should upgrade to Flarum 1.2 or later, or evaluate the impact this issue has on your forum's users and choose to disable the extension if needed.

Workarounds

There are no workarounds for this issue.

Severity

3.5 (Low)


                  
                    CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "fof/byobu"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.3.0-beta.2"
            },
            {
              "fixed": "1.1.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2022-35921"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-269",
      "CWE-863"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2022-08-06T05:20:52Z",
    "nvd_published_at": "2022-08-01T22:15:00Z",
    "severity": "LOW"
  },
  "details": "### Impact\nUsers electing to prevent others starting private discussions with themselves.\n\n\u003e Please note that admins and others with appropriate permissions can always bypass this preference, as was the case before.\n\n### Patches\nUsers of Byobu should update the extension to version 1.1.7, where this has been patched. **This version is only supported on v1.2.0 and later of Flarum Core.**\n\nUsers of Byobu with Flarum 1.0 or 1.1 should upgrade to Flarum 1.2 or later, or evaluate the impact this issue has on your forum\u0027s users and choose to disable the extension if needed.\n\n### Workarounds\nThere are no workarounds for this issue.",
  "id": "GHSA-6gjm-6wj6-4px5",
  "modified": "2022-08-06T05:20:52Z",
  "published": "2022-08-06T05:20:52Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfFlarum/byobu/security/advisories/GHSA-6gjm-6wj6-4px5"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-35921"
    },
    {
      "type": "WEB",
      "url": "https://github.com/FriendsOfFlarum/byobu/commit/23dcf93a30f948d30c678a96681f7fdefeba5171"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/FriendsOfFlarum/byobu"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Byobu user preference to prevent private discussions being started are not respected"
}

CVE-2022-35921 (GCVE-0-2022-35921)

Vulnerability from cvelistv5 – Published: 2022-08-01 21:50 – Updated: 2025-04-23 17:54

Title

User preference to prevent private discussions not respected in fof/byobu

Summary

fof/byobu is a private discussions extension for Flarum forum. Affected versions were found to not respect private discussion disablement by users. Users of Byobu should update the extension to version 1.1.7, where this has been patched. Users of Byobu with Flarum 1.0 or 1.1 should upgrade to Flarum 1.2 or later, or evaluate the impact this issue has on your forum's users and choose to disable the extension if needed. There are no workarounds for this issue.

Severity

3.5 (Low)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-23 14:02 UTC

CWE

CWE-269 - Improper Privilege Management

Assigner

GitHub_M mitre root Scorecard

References

2 references

URL	Tags
https://github.com/FriendsOfFlarum/byobu/security…	x_refsource_CONFIRM
https://github.com/FriendsOfFlarum/byobu/commit/2…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
FriendsOfFlarum	byobu	Affected: >=0.3.0-beta.2, < 1.1.7

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T09:51:58.596Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/FriendsOfFlarum/byobu/security/advisories/GHSA-6gjm-6wj6-4px5"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/FriendsOfFlarum/byobu/commit/23dcf93a30f948d30c678a96681f7fdefeba5171"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-35921",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-23T14:02:30.839380Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-04-23T17:54:25.677Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "byobu",
          "vendor": "FriendsOfFlarum",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e=0.3.0-beta.2, \u003c 1.1.7"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "fof/byobu is a private discussions extension for Flarum forum. Affected versions were found to not respect private discussion disablement by users. Users of Byobu should update the extension to version 1.1.7, where this has been patched. Users of Byobu with Flarum 1.0 or 1.1 should upgrade to Flarum 1.2 or later, or evaluate the impact this issue has on your forum\u0027s users and choose to disable the extension if needed. There are no workarounds for this issue."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.5,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-269",
              "description": "CWE-269: Improper Privilege Management",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-08-01T21:50:10.000Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/FriendsOfFlarum/byobu/security/advisories/GHSA-6gjm-6wj6-4px5"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/FriendsOfFlarum/byobu/commit/23dcf93a30f948d30c678a96681f7fdefeba5171"
        }
      ],
      "source": {
        "advisory": "GHSA-6gjm-6wj6-4px5",
        "discovery": "UNKNOWN"
      },
      "title": "User preference to prevent private discussions not respected in fof/byobu",
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "security-advisories@github.com",
          "ID": "CVE-2022-35921",
          "STATE": "PUBLIC",
          "TITLE": "User preference to prevent private discussions not respected in fof/byobu"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "byobu",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003e=0.3.0-beta.2, \u003c 1.1.7"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "FriendsOfFlarum"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "fof/byobu is a private discussions extension for Flarum forum. Affected versions were found to not respect private discussion disablement by users. Users of Byobu should update the extension to version 1.1.7, where this has been patched. Users of Byobu with Flarum 1.0 or 1.1 should upgrade to Flarum 1.2 or later, or evaluate the impact this issue has on your forum\u0027s users and choose to disable the extension if needed. There are no workarounds for this issue."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.5,
            "baseSeverity": "LOW",
            "confidentialityImpact": "NONE",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-269: Improper Privilege Management"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/FriendsOfFlarum/byobu/security/advisories/GHSA-6gjm-6wj6-4px5",
              "refsource": "CONFIRM",
              "url": "https://github.com/FriendsOfFlarum/byobu/security/advisories/GHSA-6gjm-6wj6-4px5"
            },
            {
              "name": "https://github.com/FriendsOfFlarum/byobu/commit/23dcf93a30f948d30c678a96681f7fdefeba5171",
              "refsource": "MISC",
              "url": "https://github.com/FriendsOfFlarum/byobu/commit/23dcf93a30f948d30c678a96681f7fdefeba5171"
            }
          ]
        },
        "source": {
          "advisory": "GHSA-6gjm-6wj6-4px5",
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2022-35921",
    "datePublished": "2022-08-01T21:50:10.000Z",
    "dateReserved": "2022-07-15T00:00:00.000Z",
    "dateUpdated": "2025-04-23T17:54:25.677Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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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