Information disclosure in Gitlab Community Edition - CVE-2018-18648
Published: October 30, 2018
Vulnerability identifier: #VU15574
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-18648
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.
The vulnerability exists due to a JSON endpoint was disclosing Gem version information. A remote attacker can supply stack trace error message and discover vulnerable Gems available on a specific GitLab instance.
Affected software
Gitlab Community Edition
Arch Linux
Arch Linux
How to mitigate CVE-2018-18648
The vulnerability has been fixed in the versions 11.4.3, 11.3.8, 11.2.7.
Gitlab Community Edition - addressed in versions 11.2.7, 11.3.8, 11.4.3