CVE-2023-27991 — Zyxel / ATP series firmware

Description (CNA)

The post-authentication command injection vulnerability in the CLI command of Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker to execute some OS commands remotely.

Affected (CNA)

Vendor / product	Versions
Zyxel / ATP series firmware	affected 4.32 through 5.35
Zyxel / USG FLEX series firmware	affected 4.50 through 5.35
Zyxel / USG FLEX 50(W) firmware	affected 4.16 through 5.35
Zyxel / USG20(W)-VPN firmware	affected 4.16 through 5.35
Zyxel / VPN series firmware	affected 4.30 through 5.35

CWE

CWE-78

References

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-xss-vulnerability-and-post-authentication-command-injection-vulnerability-in-firewalls

ADP enrichment

CVE

No English description supplied.

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-xss-vulnerability-and-post-authentication-command-injection-vulnerability-in-firewalls

CISA-ADP

No English description supplied.

No references supplied.