CVE-2023-2515 Privilege escalation to system admin via personal access tokens

2023-05-1208:53:44

CWE-863

Mattermost

www.cve.org

cve-2023-2515

privilege escalation

mattermost

user permissions

system admin

CVSS3

4.7

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

AI Score

8.9

Confidence

High

EPSS

0.001

Percentile

40.0%

JSON

Mattermost fails to restrict a user with permissions to edit other users and to create personal access tokens from elevating their privileges to system admin

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Mattermost",
    "vendor": "Mattermost",
    "versions": [
      {
        "lessThanOrEqual": "7.1.7",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.7.3",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.8.2",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "lessThanOrEqual": "7.9.1",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "7.1.8"
      },
      {
        "status": "unaffected",
        "version": "7.7.4"
      },
      {
        "status": "unaffected",
        "version": "7.8.3"
      },
      {
        "status": "unaffected",
        "version": "7.9.2"
      }
    ]
  }
]