CVE-2021-39933

Source
https://cve.org/CVERecord?id=CVE-2021-39933
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-39933.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-39933
Aliases
Downstream
Published
2021-12-13T16:15:09.250Z
Modified
2026-03-11T00:43:35.939702Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.10 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. A regular expression used for handling user input (notes, comments, etc) was susceptible to catastrophic backtracking that could cause a DOS attack.

References

Affected packages

Git / gitlab.com/gitlab-org/gitlab

Affected ranges

Type
GIT
Repo
https://gitlab.com/gitlab-org/gitlab
Events
Database specific
{
    "versions": [
        {
            "introduced": "12.10.0"
        },
        {
            "fixed": "14.3.6"
        },
        {
            "introduced": "12.10.0"
        },
        {
            "fixed": "14.3.6"
        },
        {
            "introduced": "14.4.0"
        },
        {
            "fixed": "14.4.4"
        },
        {
            "introduced": "14.4.0"
        },
        {
            "fixed": "14.4.4"
        },
        {
            "introduced": "14.5.0"
        },
        {
            "fixed": "14.5.2"
        },
        {
            "introduced": "14.5.0"
        },
        {
            "fixed": "14.5.2"
        }
    ]
}

Affected versions

v14.*
v14.4.0-ee
v14.4.1-ee
v14.4.2-ee
v14.4.3-ee
v14.5.0-ee
v14.5.1-ee

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-39933.json"