PT-2020-13474 · Gitlab · Gitlab

Published 2020-10-06 · Updated 2024-03-06 · CVE-2020-13333

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab versions 13.1 through 13.3

Description A potential DOS issue was discovered. The API to update an asset as a link from a release had a regex check which caused an exponential number of backtracks for certain user-supplied values, resulting in high CPU usage.

Recommendations For versions 13.1 through 13.3, update to a version that includes a fix for this issue to prevent high CPU usage due to the regex check in the API endpoint.

Exploit

Fix

DoS

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

BIT-GITLAB-2020-13333

CVE-2020-13333

Affected Products

Gitlab

References · 9

• 🔥 https://hackerone.com/reports/870820 · Exploit
• https://cve.org/CVERecord?id=CVE-2020-13333 · Security Note
• https://ubuntu.com/security/CVE-2020-13333 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-13333 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-13333 · Security Note
• https://osv.dev/vulnerability/BIT-gitlab-2020-13333 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-13333 · Vendor Advisory
• https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13333.json · Note
• https://gitlab.com/gitlab-org/gitlab/-/issues/218753 · Note