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CVE-2023-0921— Allocation of Resources Without Limits or Throttling in GitLab

Quick assessment

Affected
GitLab GitLab
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

GitLab是美国GitLab公司的一个开源的端到端软件开发平台，具有内置的版本控制、问题跟踪、代码审查、CI/CD（持续集成和持续交付）等功能。 GitLab CE/EE 存在资源管理错误漏洞，该漏洞源于缺乏长度验证。

CVSS 4.3 · Medium EPSS 84.44% · P100

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2023-0921

Vulnerability Information
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Vulnerability Title
Allocation of Resources Without Limits or Throttling in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab是美国GitLab公司的一个开源的端到端软件开发平台，具有内置的版本控制、问题跟踪、代码审查、CI/CD（持续集成和持续交付）等功能。 GitLab CE/EE 存在资源管理错误漏洞，该漏洞源于缺乏长度验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
GitLab GitLab >=8.3, <15.10.8 -

II. Public POCs for CVE-2023-0921

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III. Intelligence Information for CVE-2023-0921

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Other References for CVE-2023-0921 (3)

Same Patch Batch · GitLab · 2023-06-06 · 3 CVEs total

CVE-2023-2132 7.5 HIGH GitLab 安全漏洞
CVE-2023-1621 6.5 MEDIUM GitLab 安全漏洞

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-770

V. Comments for CVE-2023-0921

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