CVE-2024-1942

2024-02-2910:41:38

CWE-284

Mattermost

www.cve.org

mattermost

versions

sanitize metadata

unauthorized access

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.7

Confidence

High

EPSS

Percentile

9.0%

JSON

Mattermost versions 8.1.x before 8.1.9, 9.2.x before 9.2.5, and 9.3.0 fail to sanitize the metadata on posts containing permalinks under specific conditions, which allows an authenticated attacker to access the contents of individual posts in channels they are not a member of.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "9.2.4",
        "status": "affected",
        "version": "9.2.0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "8.1.8",
        "status": "affected",
        "version": "8.1.0",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "9.3.0"
      },
      {
        "status": "unaffected",
        "version": "9.4"
      },
      {
        "status": "unaffected",
        "version": "9.3.1"
      },
      {
        "status": "unaffected",
        "version": "9.2.5"
      },
      {
        "status": "unaffected",
        "version": "8.1.9"
      }
    ]
  }
]