Insufficient Verification of Data Authenticity Affecting python39:3.9/python39-pycparser package, versions <0:2.20-3.module_el8.6.0+2780+a40f65e1


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.94% (61st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ALMALINUX8-PYTHON39-10123600
  • published14 May 2025
  • disclosed12 May 2025

Introduced: 12 May 2025

CVE-2022-2255  (opens in a new tab)
CWE-345  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 python39:3.9/python39-pycparser to version 0:2.20-3.module_el8.6.0+2780+a40f65e1 or higher.
This issue was patched in ALSA-2025:4791.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python39:3.9/python39-pycparser package and not the python39:3.9/python39-pycparser package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

A vulnerability was found in mod_wsgi. The X-Client-IP header is not removed from a request from an untrusted proxy, allowing an attacker to pass the X-Client-IP header to the target WSGI application because the condition to remove it is missing.

CVSS Base Scores

version 3.1