CVE-2023-50333 Lack of restriction to manage group names for freshly demoted guests

2024-01-0209:53:01

CWE-284

Mattermost

www.cve.org

cve-2023-50333

lack of restriction

manage group names

freshly demoted guests

mattermost

CVSS3

3.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

4.9

Confidence

High

EPSS

Percentile

14.0%

JSON

Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "9.2.2",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "8.1.6",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "8.1.7"
      }
    ]
  }
]