Advisory Details

December 20th, 2023

NETGEAR ProSAFE Network Management System saveNodeLabel Cross-Site Scripting Privilege Escalation Vulnerability

CVE ID	CVE-2023-50231
CVSS SCORE	8.0, AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS	NETGEAR
AFFECTED PRODUCTS	ProSAFE Network Management System
VULNERABILITY DETAILS	This vulnerability allows remote attackers to escalate privileges on affected installations of NETGEAR ProSAFE Network Management System. Minimal user interaction is required to exploit this vulnerability. The specific flaw exists within the saveNodeLabel method. The issue results from the lack of proper validation of user-supplied data, which can lead to the injection of an arbitrary script. An attacker can leverage this vulnerability to escalate privileges to resources normally protected from the user.
ADDITIONAL DETAILS	NETGEAR has issued an update to correct this vulnerability. More details can be found at: https://kb.netgear.com/000065901/Security-Advisory-for-Stored-Cross-Site-Scripting-on-the-NMS300-PSV-2023-0106
DISCLOSURE TIMELINE	2023-08-09 - Vulnerability reported to vendor 2023-12-20 - Coordinated public release of advisory
CREDIT	Alex Williams of Trend Micro Security Research

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