Zyxel Multiple Firewalls Path Traversal Vulnerability (CVE-2024-11667)
Severity: critical · Patch status: unknown · Since 2024-12-03 · CVE-2024-11667
Multiple Zyxel firewalls contain a path traversal vulnerability in the web management interface that could allow an attacker to download or upload files via a crafted URL. CISA added CVE-2024-11667 to its Known Exploited Vulnerabilities catalog on Dec 3, 2024, which means attackers are exploiting it in the wild. CISA reports known use in ransomware campaigns.
What to do
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Dec 24, 2024 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
