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CVE-2024-6232— Regular-expression DoS when parsing TarFile headers

Quick assessment

Affected
Python Software Foundation CPython
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

CPython是Python基金会的一个用C语言实现的Python解释器。 CPython存在安全漏洞，该漏洞源于容易受到正则表达式拒绝攻击。

AI Predicted 5.3 Difficulty: Easy EPSS 2.20% · P82

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2024-6232

Vulnerability Information
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Vulnerability Title
Regular-expression DoS when parsing TarFile headers
Source: CVE Program / CVE List V5
Vulnerability Description
There is a MEDIUM severity vulnerability affecting CPython. Regular expressions that allowed excessive backtracking during tarfile.TarFile header parsing are vulnerable to ReDoS via specifically-crafted tar archives.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1333
Source: CVE Program / CVE List V5
Vulnerability Title
CPython 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CPython是Python基金会的一个用C语言实现的Python解释器。 CPython存在安全漏洞，该漏洞源于容易受到正则表达式拒绝攻击。
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
Python Software Foundation CPython 0 ~ 3.8.20 -

II. Public POCs for CVE-2024-6232

# POC Description Source Link Shenlong Link
1 Exploit for CVE-2024-6232 - Python Tarfile Realpath Overflow https://github.com/bgutowski/CVE-2025-4517-POC-Sudoers POC Details
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III. Intelligence Information for CVE-2024-6232

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Patches & Fixes for CVE-2024-6232 (8)

Other References for CVE-2024-6232 (1)

IV. Related Vulnerabilities

Same product: CPython
Same vendor: Python Software Foundation
Same weakness: CWE-1333

V. Comments for CVE-2024-6232

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