SB2025011657 - Red Hat Enterprise Linux update for NetworkManager 



SB2025011657 - Red Hat Enterprise Linux update for NetworkManager

Published: January 16, 2025 Updated: April 2, 2025

Security Bulletin ID SB2025011657
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Adjecent network
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Man-in-the-Middle (MitM) attack (CVE-ID: CVE-2024-3661)

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to way the VPN client handles routes advertised by the DHCP server. A remote attacker with access to the local network can route the victim's traffic to a malicious server instead of sending it via a secured channel. 

This vulnerability was dubbed "TunnelVision".


Remediation

Install update from vendor's website.