CVE-2023-2199

2023-06-0700:00:00

GitLab

www.cve.org

gitlab

rce

regular expression denial of service

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

30.8%

JSON

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.0 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A Regular Expression Denial of Service was possible via sending crafted payloads to the preview_markdown endpoint.

CNA Affected

[
  {
    "vendor": "GitLab",
    "product": "GitLab",
    "versions": [
      {
        "version": ">=12.0, <15.10.8",
        "status": "affected"
      },
      {
        "version": ">=15.11, <15.11.7",
        "status": "affected"
      },
      {
        "version": ">=16.0, <16.0.2",
        "status": "affected"
      }
    ]
  }
]