CVE-2026-3439

A post-authentication Stack-based Buffer Overflow vulnerability in SonicOS certificate handling allows a remote attacker to crash a firewall...

CVE-2026-3439

SonicOS certificate handling exposes a post-authentication Stack-based Buffer Overflow (CVE-2026-3439). Affected component is the SonicOS certificate processing routine; exploit could crash the firewall and lead to availability impact. CVSSv3.1 score is 4.9 (Medium) with network attack vector, hi...