Vulnerability CVE-2022-30525

Vulnerability CVE-2022-30525

Published: 2022-05-12

Description:

A OS command injection vulnerability in the CGI program of Zyxel USG FLEX 100(W) firmware versions 5.00 through 5.21 Patch 1, USG FLEX 200 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 500 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 700 firmware versions 5.00 through 5.21 Patch 1, USG FLEX 50(W) firmware versions 5.10 through 5.21 Patch 1, USG20(W)-VPN firmware versions 5.10 through 5.21 Patch 1, ATP series firmware versions 5.10 through 5.21 Patch 1, VPN series firmware versions 4.60 through 5.21 Patch 1, which could allow an attacker to modify specific files and then execute some OS commands on a vulnerable device.

See advisories in our WLB2 database:

	Topic	Author	Date
High	Zyxel USG FLEX 5.21 Command Injection	Valentin Lobstei...	04.06.2022
Med.	Zyxel Firewall SUID Binary Privilege Escalation	jbaines-r7	31.08.2022

Type:

CWE-78

(Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') )

References:

https://www.zyxel.com/support/Zyxel-security-advisory-for-OS-command-injection-vulnerability-of-firewalls.shtml

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