CVE-2023-6688

An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.11 prior to 16.11.2. A problem with the processing logic for Google Chat Messages integration may lead to a regular expression DoS attack on the server.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
GitLabCNA
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA-ADPADP
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 53%
VendorProductVersion
gitlabgitlab
16.11.0 ≤
𝑥
< 16.11.2
gitlabgitlab
16.11.0 ≤
𝑥
< 16.11.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
gitlab
sid
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
gitlab
noble
dne
mantic
dne
jammy
dne
focal
dne
xenial
ignored
Common Weakness Enumeration
References
https://gitlab.com/gitlab-org/gitlab/-/issues/434854
https://hackerone.com/reports/2270362
https://gitlab.com/gitlab-org/gitlab/-/issues/434854
https://hackerone.com/reports/2270362