Resource exhaustion in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2020-26409
Published: December 10, 2020 / Updated: December 14, 2020
Vulnerability identifier: #VU48970
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-26409
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when performing fields validation. A remote user can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
GitLab Enterprise Edition
Gitlab Community Edition
Gitlab Community Edition
How to mitigate CVE-2020-26409
Install updates from vendor's website.
GitLab Enterprise Edition - addressed in versions 13.4.7, 13.5.5, 13.6.2
Gitlab Community Edition - addressed in versions 13.4.7, 13.5.5, 13.6.2
Gitlab Community Edition - addressed in versions 13.4.7, 13.5.5, 13.6.2