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CVE-2023-0632— Inefficient Regular Expression Complexity in GitLab

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存在资源管理错误漏洞，该漏洞源于使用精心构造的有效负载在Harbor Registry中进行搜索时可能导致正则表达式拒绝服务（Regular Expression Denial of Service，ReDoS）漏洞。

CVSS 6.5 · Medium EPSS 0.92% · P59

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2023-0632

Vulnerability Information
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Vulnerability Title
Inefficient Regular Expression Complexity in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
An issue has been discovered in GitLab affecting all versions starting from 15.2 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 by using crafted payloads to search Harbor Registry.
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:H
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1333
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存在资源管理错误漏洞，该漏洞源于使用精心构造的有效负载在Harbor Registry中进行搜索时可能导致正则表达式拒绝服务（Regular Expression Denial of Service，ReDoS）漏洞。
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 15.2 ~ 16.0.8 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2023-0632

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III. Intelligence Information for CVE-2023-0632

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Other References for CVE-2023-0632 (2)

Same Patch Batch · GitLab · 2023-08-01 · 5 CVEs total

CVE-2023-3364 7.5 HIGH Inefficient Regular Expression Complexity in GitLab
CVE-2023-3385 6.3 MEDIUM Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab
CVE-2023-2164 5.4 MEDIUM Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi
CVE-2023-1210 3.1 LOW Generation of Error Message Containing Sensitive Information in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-1333

V. Comments for CVE-2023-0632

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