#VU75465 Input validation error in ZyXEL Communications Corp. products - CVE-2023-22916
Published: April 25, 2023
Vulnerability identifier: #VU75465
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-22916
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
ATP series
USG FLEX series
VPN series
USG FLEX 50W
USG20W-VPN
ATP series
USG FLEX series
VPN series
USG FLEX 50W
USG20W-VPN
Software vendor:
ZyXEL Communications Corp.
ZyXEL Communications Corp.
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input in the configuration parser. A remote attacker can trick an administrator to switch the management mode to the cloud mode and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.