CVE-2023-3994

2023-08-0201:15:09

CWE-400

CWE-1333

[email protected]

web.nvd.nist.gov

334

gitlab

regular expression

dos

cve-2023-3994

nvd

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

0.0005 Low

EPSS

Percentile

17.1%

JSON

An issue has been discovered in GitLab CE/EE affecting all versions starting from 9.3 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A Regular Expression Denial of Service was possible via sending crafted payloads which use ProjectReferenceFilter to the preview_markdown endpoint.

Affected configurations

NVD

Node

gitlabgitlabRange9.3–16.0.8community

gitlabgitlabRange9.3–16.0.8enterprise

gitlabgitlabRange16.1–16.1.3community

gitlabgitlabRange16.1–16.1.3enterprise

gitlabgitlabRange16.2–16.2.2community

gitlabgitlabRange16.2–16.2.2enterprise

CPENameOperatorVersion
gitlab:gitlabgitlablt16.0.8
gitlab:gitlabgitlablt16.1.3
gitlab:gitlabgitlablt16.2.2

CPE	Name	Operator	Version
gitlab:gitlab	gitlab	lt	16.0.8
gitlab:gitlab	gitlab	lt	16.1.3
gitlab:gitlab	gitlab	lt	16.2.2

CNA Affected

[
  {
    "vendor": "GitLab",
    "product": "GitLab",
    "repo": "git://[email protected]:gitlab-org/gitlab.git",
    "versions": [
      {
        "version": "9.3",
        "status": "affected",
        "lessThan": "16.0.8",
        "versionType": "semver"
      },
      {
        "version": "16.1",
        "status": "affected",
        "lessThan": "16.1.3",
        "versionType": "semver"
      },
      {
        "version": "16.2",
        "status": "affected",
        "lessThan": "16.2.2",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]