CVE-2023-33010 — Zyxel / ATP series firmware

Description (CNA)

A buffer overflow vulnerability in the ID processing function in Zyxel ATP series firmware versions 4.32 through 5.36 Patch 1, USG FLEX series firmware versions 4.50 through 5.36 Patch 1, USG FLEX 50(W) firmware versions 4.25 through 5.36 Patch 1, USG20(W)-VPN firmware versions 4.25 through 5.36 Patch 1, VPN series firmware versions 4.30 through 5.36 Patch 1, ZyWALL/USG series firmware versions 4.25 through 4.73 Patch 1, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions and even a remote code execution on an affected device.

Affected (CNA)

Vendor / product	Versions
Zyxel / ATP series firmware	affected 4.32 through 5.36 Patch 1
Zyxel / USG FLEX series firmware	affected 4.50 through 5.36 Patch 1
Zyxel / USG FLEX 50(W) firmware	affected 4.25 through 5.36 Patch 1
Zyxel / USG20(W)-VPN firmware	affected 4.25 through 5.36 Patch 1
Zyxel / VPN series firmware	affected 4.30 through 5.36 Patch 1
Zyxel / ZyWALL/USG series firmware	affected 4.25 through 4.73 Patch 1

CWE

CWE-120

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls

ADP enrichment

CVE

No English description supplied.

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-buffer-overflow-vulnerabilities-of-firewalls

CISA-ADP

No English description supplied.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-33010