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CVE-2023-2132

Quick assessment

Affected
GitLab GitLab
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
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 存在安全漏洞，该漏洞源于通过将精心制作的有效负载发送到 preview_markdown 端点，可以实现 DollarMathPostFilter 正则表达式拒绝服务，以下产品和版本受到影响：15.4.0到15.10.8版本、15.11到15.11.7版本、16.0到16.0.2版本。

CVSS 7.5 · High EPSS 1.32% · P70

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2023-2132

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab 安全漏洞
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 存在安全漏洞，该漏洞源于通过将精心制作的有效负载发送到 preview_markdown 端点，可以实现 DollarMathPostFilter 正则表达式拒绝服务，以下产品和版本受到影响：15.4.0到15.10.8版本、15.11到15.11.7版本、16.0到16.0.2版本。
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 >=15.4.0, <15.10.8 -

II. Public POCs for CVE-2023-2132

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III. Intelligence Information for CVE-2023-2132

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Other References for CVE-2023-2132 (3)

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

CVE-2023-1621 6.5 MEDIUM GitLab 安全漏洞
CVE-2023-0921 4.3 MEDIUM Allocation of Resources Without Limits or Throttling in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab

V. Comments for CVE-2023-2132

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