CVE-2018-20500 describes an insecure permissions vulnerability in GitLab Community and Enterprise Editions (versions 9.4 through 11.4.12, 11.5.x through 11.5.5, and 11.6.x through 11.6.0). This flaw prevented the CI/CD runner registration token from being reset, posing a security risk if a former maintainer retained knowledge of the token. With a CVSS score of 7.5 (HIGH), this vulnerability could lead to high confidentiality impact if exploited over the network with low attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or KEV listing, though it has received some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 9.4.0, < 11.4.13CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
>= 9.4.0, < 11.4.13CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | ||
>= 11.5.0, < 11.5.6CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
>= 11.5.0, < 11.5.6CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | ||
>= 11.6.0, < 11.6.1CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.