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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2023-3994
HistoryAug 02, 2023 - 1:15 a.m.

CVE-2023-3994

2023-08-0201:15:09
Debian Security Bug Tracker
security-tracker.debian.org
80
cve-2023-3994
regular expression denial of service
projectreferencefilter
preview_markdown endpoint
unix

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0005 Low

EPSS

Percentile

17.1%

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.

OSVersionArchitecturePackageVersionFilename
Debian999allgitlab< 16.0.8+ds1-1gitlab_16.0.8+ds1-1_all.deb

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.0005 Low

EPSS

Percentile

17.1%