#VU23355 Infinite loop in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2019-18455
Published: December 3, 2019
Vulnerability identifier: #VU23355
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-18455
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Gitlab Community Edition
GitLab Enterprise Edition
Gitlab Community Edition
GitLab Enterprise Edition
Software vendor:
GitLab, Inc
GitLab, Inc
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop when building Nested GraphQL queries. A remote attacker can consume all available system resources and cause denial of service conditions.
Remediation
Install updates from vendor's website.