CVE-2020-13333

MEDIUMCVSS 4.3/10EPSS 2.09%

Last modified

CVE-2020-13333 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 2.09% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

EPSS Probability
2.09%

79.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GitlabGitlab13.1.0
GitlabGitlab13.2.0
GitlabGitlab13.3.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-13333?
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.
How severe is CVE-2020-13333?
CVE-2020-13333 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 2.09% probability of exploitation in the next 30 days.
How do I fix CVE-2020-13333?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13333?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST