SB2018102439 - Fedora 29 update for python3



SB2018102439 - Fedora 29 update for python3

Published: October 24, 2018 Updated: April 24, 2025

Security Bulletin ID SB2018102439
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) XXE attack (CVE-ID: CVE-2018-14647)

The vulnerability allows a remote attacker to conduct XXE-attack.

The vulnerability exists due to improper handling of XML External Entities (XXEs) when parsing an XML file. A remote attacker can trick the victim into open an XML file that submits malicious input, trigger pathological hash collisions in Expat's internal data structures, consume large amounts CPU and RAM, and cause a denial of service (DoS) condition.


Remediation

Install update from vendor's website.