CVE-2021-39938

2021-12-1315:47:52

GitLab

www.cve.org

gitlab

vulnerability

denial of service

CVSS3

3.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

6.7

Confidence

High

EPSS

0.001

Percentile

35.0%

JSON

A vulnerable regular expression pattern in GitLab CE/EE since version 8.15 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2, allows an attacker to cause uncontrolled resource consumption leading to Denial of Service via specially crafted deploy Slash commands

CNA Affected

[
  {
    "product": "GitLab",
    "vendor": "GitLab",
    "versions": [
      {
        "status": "affected",
        "version": ">=14.5, <14.5.2"
      },
      {
        "status": "affected",
        "version": ">=14.4, <14.4.4"
      },
      {
        "status": "affected",
        "version": ">=8.15, <14.3.6"
      }
    ]
  }
]