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CVE-2023-0921

Good to know:

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Date: June 6, 2023

A lack of length validation in GitLab CE/EE affecting all versions from 8.3 before 15.10.8, 15.11 before 15.11.7, and 16.0 before 16.0.2 allows an authenticated attacker to create a large Issue description via GraphQL which, when repeatedly requested, saturates CPU usage.

Language: Ruby

Severity Score

Related Resources (5)

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0921.json
https://nvd.nist.gov/vuln/detail/CVE-2023-0921
https://gitlab.com/gitlab-org/gitlab/-/issues/392433
https://hackerone.com/reports/1869839
https://www.mend.io/vulnerability-database/CVE-2023-0921

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

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): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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