CVE-2020-13333: Input Validation
Published Oct 6, 2020
·Updated
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.
Affected Software
6 affected components
GitLab GitLab=13.1.0
GitLab GitLab=13.1.0
GitLab GitLab=13.2.0
GitLab GitLab=13.2.0
GitLab GitLab=13.3.0
GitLab GitLab=13.3.0
Event History
Oct 6, 2020
CVE Published
via MITRE·06:30 PM
Data Sourced
via MITRE·06:30 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2020-13333?
CVE-2020-13333 is classified as a Denial of Service (DoS) vulnerability.
2
How do I fix CVE-2020-13333?
To remediate CVE-2020-13333, upgrade GitLab to a version that is not affected, specifically above 13.3.0.
3
What versions of GitLab are affected by CVE-2020-13333?
CVE-2020-13333 affects GitLab versions 13.1, 13.2, and 13.3.
4
What type of issue does CVE-2020-13333 represent?
CVE-2020-13333 represents a potential Denial of Service (DoS) issue due to a regex check causing high CPU usage.
5
Can CVE-2020-13333 be exploited remotely?
Yes, CVE-2020-13333 can be exploited remotely by sending specially crafted user inputs to the affected API.