CVE-2020-13312: Critical severity GitLab GitLab vulnerability

Q: What is the severity of CVE-2020-13312?

CVE-2020-13312 has a medium severity rating due to its potential for brute-force attacks on the GitLab OAuth endpoint.

Q: How do I fix CVE-2020-13312?

To fix CVE-2020-13312, upgrade GitLab to versions 13.1.10, 13.2.8, or 13.3.4 or later.

Q: What versions of GitLab are affected by CVE-2020-13312?

CVE-2020-13312 affects GitLab versions before 13.1.10, 13.2.8, and 13.3.4.

Q: Can CVE-2020-13312 be exploited remotely?

Yes, CVE-2020-13312 can be exploited remotely if an attacker targets the OAuth endpoint.

Q: What type of attack does CVE-2020-13312 enable?

CVE-2020-13312 enables brute-force attacks against the GitLab OAuth endpoint.

Published Sep 14, 2020

Updated

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth endpoint was vulnerable to brute-force attacks through a specific parameter.

Affected Software

6 affected components

GitLab GitLab>=13.1.0<13.1.10

GitLab GitLab>=13.2.0<13.2.8

GitLab GitLab>=13.3.0<13.3.4

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade GitLab to a version that resolves this vulnerability.
Fixed in 13.1.10
Upgrade
Upgrade GitLab to a version that resolves this vulnerability.
Fixed in 13.2.8
Upgrade
Upgrade GitLab to a version that resolves this vulnerability.
Fixed in 13.3.4

Event History

Sep 14, 2020

CVE Published

via MITRE·07:44 PM

Data Sourced

via MITRE·07:44 PM

DescriptionSeverityWeakness

Data Sourced

via OSV·08:15 PM

DescriptionSeverity

Frequently Asked Questions

What is the severity of CVE-2020-13312?

CVE-2020-13312 has a medium severity rating due to its potential for brute-force attacks on the GitLab OAuth endpoint.

How do I fix CVE-2020-13312?