SB2025112840 - openEuler 24.03 LTS SP2 update for openvpn
Published: November 28, 2025
Security Bulletin ID
SB2025112840
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Insufficient verification of data authenticity (CVE-ID: CVE-2025-13086)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to improper handling of HMAC verification checks during the three way handshake. A remote attacker can bypass source IP address validation and connect to the server from an IP address that did not initiate the initial connection.
Remediation
Install update from vendor's website.