CVE-2020-13304: High severity GitLab GitLab vulnerability

Q: What is the severity of CVE-2020-13304?

CVE-2020-13304 has a medium severity rating due to its potential impact on two-factor authentication mechanisms.

Q: How do I fix CVE-2020-13304?

To fix CVE-2020-13304, 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-2020-13304?

CVE-2020-13304 affects GitLab versions prior to 13.1.10, 13.2.8, and 13.3.4.

Q: What is the impact of CVE-2020-13304?

The impact of CVE-2020-13304 allows attackers to potentially maintain access through the same two-factor authentication secret code.

Q: Is there a workaround for CVE-2020-13304?

No official workaround is provided for CVE-2020-13304, upgrading to a fixed version is recommended.

Published Sep 14, 2020

Updated

A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. Same 2 factor Authentication secret code was generated which resulted an attacker to maintain access under certain conditions.

Affected Software

3 affected components

GitLab GitLab<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·09:19 PM

Data Sourced

via MITRE·09:19 PM

DescriptionSeverityWeakness

Data Sourced

via OSV·10:15 PM

DescriptionSeverity

Frequently Asked Questions

What is the severity of CVE-2020-13304?

CVE-2020-13304 has a medium severity rating due to its potential impact on two-factor authentication mechanisms.

How do I fix CVE-2020-13304?