CVE-2025-62291

High CVSS: 8.1

In the eap-mschapv2 plugin (client-side) in strongSwan before 6.0.3, a malicious EAP-MSCHAPv2 server can send a crafted message of size 6 through 8, and cause an integer underflow that potentially results in a heap-based buffer overflow.

Vendor

Product

CWE

CWE-191

Yayın Tarihi

2026-01-16 19:16:18

Güncelleme

2026-01-26 15:05:57

Source Identifier

cve@mitre.org

KEV Date Added

Kategoriler

CWE-191 HIGH 2026

Referanslar

https://github.com/strongswan/strongswan/commits/master/src/libcharon/plugins/eap_mschapv2 https://github.com/strongswan/strongswan/releases https://www.strongswan.org/blog/2025/10/27/strongswan-vulnerability-%28cve-2025-62291%29.html https://lists.debian.org/debian-lts-announce/2025/11/msg00002.html