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CVE-2012-1109

Quick assessment

Affected
Python mwlib
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.

Python是Python软件基金会的一套开源的、面向对象的程序设计语言。该语言具有可扩展、支持模块和包、支持多种平台等特点。 Python mwlib Library 0.13.5之前版本中存在安全漏洞。此漏洞源于当处理“#iferror magic”函数时，正则表达式解析器内的一个错误。攻击者可利用该漏洞消耗内存资源，导致DoS（拒绝服务）。

AI Predicted 5.3 Difficulty: Easy EPSS 2.08% · P81

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2012-1109

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
mwlib 0.13 through 0.13.4 has a denial of service vulnerability when parsing #iferror magic functions
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Python mwlib Library 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Python是Python软件基金会的一套开源的、面向对象的程序设计语言。该语言具有可扩展、支持模块和包、支持多种平台等特点。 Python mwlib Library 0.13.5之前版本中存在安全漏洞。此漏洞源于当处理“#iferror magic”函数时，正则表达式解析器内的一个错误。攻击者可利用该漏洞消耗内存资源，导致DoS（拒绝服务）。
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 mwlib 0.13 through 0.13.4 (Fixed in 0.13.5) -

II. Public POCs for CVE-2012-1109

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III. Intelligence Information for CVE-2012-1109

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Vendor Advisories for CVE-2012-1109 (2)

Mailing List Discussions for CVE-2012-1109 (1)

IV. Related Vulnerabilities

Same vendor: Python

V. Comments for CVE-2012-1109

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