CVE Vulnerability

CVE-2021-32837

mechanize, a library for automatically interacting with HTTP web servers, contains a regular expression that is vulnerable to regular expression denial of service (ReDoS) prior to version 0.4.6. If a web server responds in a malicious way, then mechanize could crash. Version 0.4.6 has a patch for the issue.

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://securitylab.github.com/advisories/GHSL-2021-108-python-mechanize-mechanize/ Exploit Third Party Advisory
https://github.com/python-mechanize/mechanize/commit/dd05334448e9f39814bab044d2eaa5ef69b410d6 Patch Third Party Advisory
https://github.com/python-mechanize/mechanize/blob/3acb1836f3fd8edc5a758a417dd46b53832ae3b5/mechanize/_urllib2_fork.py#L878-L879 Exploit Third Party Advisory
https://github.com/python-mechanize/mechanize/releases/tag/v0.4.6 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:mechanize_project:mechanize:*:*:*:*:*:python:*:*
Information

Published : 2023-01-17 10:15

Updated : 2023-01-25 02:14

NVD link : CVE-2021-32837

Mitre link : CVE-2021-32837

Products Affected
No products.
CWE
CWE-1333

Inefficient Regular Expression Complexity