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CVE-2023-3385— Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') 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存在路径遍历漏洞，该漏洞源于tar存在安全漏洞，允许攻击者通过上传特制文件来访问和读取任意文件。

CVSS 6.3 · Medium EPSS 0.86% · P57

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2023-3385

Vulnerability Information
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Vulnerability Title
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
An issue has been discovered in GitLab affecting all versions starting from 8.10 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. Under specific circumstances, a user importing a project 'from export' could access and read unrelated files via uploading a specially crafted file. This was due to a bug in `tar`, fixed in [`tar-1.35`](https://lists.gnu.org/archive/html/info-gnu/2023-07/msg00005.html).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab 路径遍历漏洞
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存在路径遍历漏洞，该漏洞源于tar存在安全漏洞，允许攻击者通过上传特制文件来访问和读取任意文件。
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 8.10 ~ 16.0.8 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2023-3385

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III. Intelligence Information for CVE-2023-3385

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Other References for CVE-2023-3385 (2)

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

CVE-2023-3364 7.5 HIGH Inefficient Regular Expression Complexity in GitLab
CVE-2023-0632 6.5 MEDIUM Inefficient Regular Expression Complexity 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-22

V. Comments for CVE-2023-3385

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