Vulnerability-Lookup

GHSA-XP9J-8P68-9Q93

Vulnerability from github – Published: 2024-04-05 09:30 – Updated: 2024-12-13 20:30

Summary

Mattermost Server Improper Access Control

Details

Improper Access Control in Mattermost Server versions 8.1.x before 8.1.11 allows an attacker that is in a channel with an active call to keep participating in the call even if they are removed from the channel

Severity ?

3.1 (Low)


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

2.3 (Low)


                  
                    CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/mattermost/mattermost/server/v8"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.1.11"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-21848"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-273",
      "CWE-284"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-04-05T17:03:58Z",
    "nvd_published_at": "2024-04-05T09:15:09Z",
    "severity": "LOW"
  },
  "details": "Improper Access Control in Mattermost Server versions 8.1.x before 8.1.11 allows an attacker that is in a channel with an active call to keep participating in the call even if they are removed from the channel\n\n",
  "id": "GHSA-xp9j-8p68-9q93",
  "modified": "2024-12-13T20:30:33Z",
  "published": "2024-04-05T09:30:38Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-21848"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/mattermost/mattermost"
    },
    {
      "type": "WEB",
      "url": "https://mattermost.com/security-updates"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Mattermost Server Improper Access Control"
}

CVE-2024-21848 (GCVE-0-2024-21848)

Vulnerability from cvelistv5 – Published: 2024-04-05 08:13 – Updated: 2025-02-27 19:28

Title

Users maintain access to active call after being removed from a channel

Summary

Severity ?

3.1 (Low)


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

CWE

CWE-284 - Improper Access Control

Assigner

Mattermost

References

URL

Tags

https://mattermost.com/security-updates

Impacted products

	Vendor	Product	Version
	Mattermost	Mattermost	Affected: 8.1.0 , ≤ 8.1.10 (semver) Unaffected: 9.5.0 Unaffected: 8.1.11

Credits

Leandro Chaves (brdoors3)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-21848",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-07-15T15:46:42.823620Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-02-27T19:28:16.621Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-01T22:27:36.465Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://mattermost.com/security-updates"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Mattermost",
          "vendor": "Mattermost",
          "versions": [
            {
              "lessThanOrEqual": "8.1.10",
              "status": "affected",
              "version": "8.1.0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "9.5.0"
            },
            {
              "status": "unaffected",
              "version": "8.1.11"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Leandro Chaves (brdoors3)"
        }
      ],
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          "lang": "en",
          "supportingMedia": [
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              "type": "text/html",
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          ],
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      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
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      ],
      "problemTypes": [
        {
          "descriptions": [
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              "lang": "en",
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      "references": [
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          "url": "https://mattermost.com/security-updates"
        }
      ],
      "solutions": [
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          "lang": "en",
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              "type": "text/html",
              "value": "\u003cp\u003eUpdate Mattermost Server to versions 9.5.0, 8.1.11 or higher.\u003c/p\u003e"
            }
          ],
          "value": "Update Mattermost Server to versions 9.5.0, 8.1.11 or higher.\n\n"
        }
      ],
      "source": {
        "advisory": "MMSA-2023-00256",
        "defect": [
          "https://mattermost.atlassian.net/browse/MM-54545"
        ],
        "discovery": "EXTERNAL"
      },
      "title": "Users maintain access to active call after being removed from a channel",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee",
    "assignerShortName": "Mattermost",
    "cveId": "CVE-2024-21848",
    "datePublished": "2024-04-05T08:13:01.713Z",
    "dateReserved": "2024-04-03T10:03:48.279Z",
    "dateUpdated": "2025-02-27T19:28:16.621Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-XP9J-8P68-9Q93

CVE-2024-21848 (GCVE-0-2024-21848)

Tags

Sightings

Nomenclature