CVE-2020-13333
MEDIUMGitLab 13.1-13.3 - Denial of Service via Release Asset Link Update API
Title source: llmDescription
A potential DOS vulnerability was discovered in GitLab versions 13.1, 13.2 and 13.3. The api to update an asset as a link from a release had a regex check which caused exponential number of backtracks for certain user supplied values resulting in high CPU usage.
References (3)
Core 3
Core References
Broken Link x_refsource_misc
https://gitlab.com/gitlab-org/gitlab/-/issues/218753
Exploit, Third Party Advisory x_refsource_misc
https://hackerone.com/reports/870820
Third Party Advisory x_refsource_confirm
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13333.json
Scores
CVSS v3
4.3
EPSS
0.0015
EPSS Percentile
35.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Details
CWE
CWE-400
Status
published
Products (3)
gitlab/gitlab
13.1.0 (2 CPE variants)
gitlab/gitlab
13.2.0 (2 CPE variants)
gitlab/gitlab
13.3.0 (2 CPE variants)
Published
Oct 06, 2020
Tracked Since
Feb 18, 2026