CVSS 3.1 Score 5.5 of 10 (medium)


Published Nov 28, 2023
Updated: Dec 4, 2023
CWE ID 269


CVE-2023-5650 is an improper privilege management vulnerability in the ZySH of the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, and VPN series firmware versions 4.30 through 5.37. It could potentially allow an authenticated local attacker to modify the URL of the registration page in the web GUI of an affected device. The vulnerability has a base severity rating of MEDIUM with a base score of 5.5 according to CVSS version 3.1 standards. The exploitability score is rated at 1.8, indicating a relatively low level of difficulty for attackers to exploit this vulnerability. The impact score is calculated at 3.6, highlighting a high integrity impact and no confidentiality impact on organizations using the affected products from Zyxel.


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