Summary
Zyxel ATP, USG FLEX, VPN, and ZyWALL/USG firewalls allow for improper error message handling which could allow an unauthenticated attacker to execute OS commands remotely by sending crafted packets to an affected device.
- Vendor
- Zyxel
- Product
- Multiple Firewalls
- Added to KEV
- May 31, 2023
- Remediation due
- Jun 21, 2023 (US federal deadline)
- Ransomware use
- Not known
- Weakness
- CWE-78
- EPSS
- 99.3% as of Nov 12
In the news
- No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
- none recorded
References