CVE-2024-2447

2024-04-0508:52:59

CWE-284

Mattermost

www.cve.org

cve-2024-2447

mattermost

post actions

authentication bypass

6.5 Medium

CVSS3

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

0.0004 Low

EPSS

Percentile

9.0%

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

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