CVE-2022-1100: Input Validation

Published Apr 4, 2022
·
Updated

A potential DOS vulnerability was discovered in GitLab CE/EE affecting all versions from 13.1 prior to 14.7.7, 14.8.0 prior to 14.8.5, and 14.9.0 prior to 14.9.2. 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<14.7.7
GitLab GitLab>=13.1.0<14.7.7
GitLab GitLab>=14.8.0<14.8.5
GitLab GitLab>=14.8.0<14.8.5
GitLab GitLab>=14.9.0<14.9.2
GitLab GitLab>=14.9.0<14.9.2

Event History

Apr 4, 2022
CVE Published
via MITRE·07:46 PM
Data Sourced
via MITRE·07:46 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2022-1100?

CVE-2022-1100 is classified as a potential denial-of-service (DoS) vulnerability in GitLab.

2

What versions of GitLab are affected by CVE-2022-1100?

CVE-2022-1100 affects all versions of GitLab from 13.1 prior to 14.7.7, 14.8.0 prior to 14.8.5, and 14.9.0 prior to 14.9.2.

3

How do I fix CVE-2022-1100?

To mitigate CVE-2022-1100, upgrade to GitLab versions 14.7.7, 14.8.5, or 14.9.2 or later.

4

What type of vulnerability is CVE-2022-1100?

CVE-2022-1100 is identified as a regular expression (regex) denial-of-service vulnerability.

5

Can CVE-2022-1100 be exploited remotely?

Yes, CVE-2022-1100 can potentially be exploited remotely if the vulnerable versions of GitLab are accessible.

Contact

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