CVE-2024-2447

2024-04-0508:52:59

CWE-284

Mattermost

github.com

mattermost

version 8.1

version 9.5

post action

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

AI Score

6.8

Confidence

Low

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

Mattermost versions 8.1.x before 8.1.11, 9.3.x before 9.3.3, 9.4.x before 9.4.4, and 9.5.x before 9.5.2 fail to authenticate the source of certain types of post actions, allowing an authenticated attacker to create posts as other users via a crafted post action.

CNA Affected

[
  {
    "vendor": "Mattermost",
    "product": "Mattermost",
    "versions": [
      {
        "status": "affected",
        "version": "9.5.0",
        "versionType": "semver",
        "lessThanOrEqual": "9.5.1"
      },
      {
        "status": "affected",
        "version": "9.4.0",
        "versionType": "semver",
        "lessThanOrEqual": "9.4.3"
      },
      {
        "status": "affected",
        "version": "9.3.0",
        "versionType": "semver",
        "lessThanOrEqual": "9.3.2"
      },
      {
        "status": "affected",
        "version": "8.1.0",
        "versionType": "semver",
        "lessThanOrEqual": "8.1.10"
      },
      {
        "status": "unaffected",
        "version": "9.6.0"
      },
      {
        "status": "unaffected",
        "version": "9.5.2"
      },
      {
        "status": "unaffected",
        "version": "9.4.4"
      },
      {
        "status": "unaffected",
        "version": "9.3.3"
      },
      {
        "status": "unaffected",
        "version": "8.1.11"
      }
    ],
    "defaultStatus": "unaffected"
  }
]