Buffer overflow in ZyXEL Communications Corp. products - CVE-2024-6343
Published: September 3, 2024
Vulnerability identifier: #VU96720
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-6343
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the CGI program. A remote administrator can trigger memory corruption and cause a denial of service condition on the target system.
Affected software
ATP series
USG FLEX series
USG FLEX 50W
USG20W-VPN
USG FLEX series
USG FLEX 50W
USG20W-VPN
How to mitigate CVE-2024-6343
Install updates from vendor's website.
ATP series - update to 5.39
USG FLEX series - update to 5.39
USG FLEX 50W - update to 5.39
USG20W-VPN - update to 5.39
USG FLEX series - update to 5.39
USG FLEX 50W - update to 5.39
USG20W-VPN - update to 5.39