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CVE-2023-2132

Good to know:

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Date: June 6, 2023

An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.4 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A DollarMathPostFilter Regular Expression Denial of Service in was possible by sending crafted payloads to the preview_markdown endpoint.

Language: Ruby

Severity Score

Related Resources (5)

https://gitlab.com/gitlab-org/gitlab/-/issues/407586
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2132.json
https://nvd.nist.gov/vuln/detail/CVE-2023-2132
https://hackerone.com/reports/1934711
https://www.mend.io/vulnerability-database/CVE-2023-2132

Severity Score

Weakness Type (CWE)

Inefficient Regular Expression Complexity

CWE-1333

Top Fix

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Upgrade to version v15.10.8;v15.11.7,v16.0.2

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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