CVE-2023-3994 | THREATINT

Assigner	GitLab
Reserved	2023-07-28
Published	2023-08-02
Updated	2024-10-03

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 9.3 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A Regular Expression Denial of Service was possible via sending crafted payloads which use ProjectReferenceFilter to the preview_markdown endpoint.

HIGH: 7.5

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Product status

Default status

unaffected

9.3 before 16.0.8

affected

16.1 before 16.1.3

affected

16.2 before 16.2.2

affected

Credits

Thanks [ryhmnlfj](https://hackerone.com/ryhmnlfj) for reporting this vulnerability through our HackerOne bug bounty program finder

References

https://gitlab.com/gitlab-org/gitlab/-/issues/416225 (GitLab Issue #416225) issue-tracking

https://hackerone.com/reports/1963255 (HackerOne Bug Bounty Report #1963255) technical-description exploit permissions-required

cve.org CVE-2023-3994

nvd.nist.gov CVE-2023-3994

Download JSON

https://cve.threatint.com/CVE/CVE-2023-3994

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