Improper Authentication in NAS326 and NAS542 - CVE-2023-35137
Published: November 30, 2023
Vulnerability identifier: #VU83594
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-35137
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ZyXEL Communications Corp.
Affected software:
NAS326
NAS542
NAS326
NAS542
Detailed vulnerability description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error in when processing authentication requests in the authentication module. A remote attacker can send a specially crafted URL to the target device and obtain system information.
How to mitigate CVE-2023-35137
Install updates from vendor's website.