NETGEAR ProSAFE Network Management System MyHandlerInterceptor Authentication Bypass Vulnerability

July 13th, 2023
ZDI-23-920 ZDI-CAN-19718

CVE ID

CVE-2023-38096

CVSS Score

9.8 AV:N/AC:L/PR:N/UI:N/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 bypass authentication on affected installations of NETGEAR ProSAFE Network Management System. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the MyHandlerInterceptor class. The issue results from improper implementation of the authentication mechanism. An attacker can leverage this vulnerability to bypass authentication on the system.

Additional Details

NETGEAR has issued an update to correct this vulnerability. More details can be found at:
https://kb.netgear.com/000065707/Security-Advisory-for-Multiple-Vulnerabilities-on-the-ProSAFE-Network-Management-System-PSV-2023-0024-PSV-2023-0025

Disclosure Timeline

  • 2023-02-08 - Vulnerability reported to vendor
  • 2023-07-13 - Coordinated public release of advisory

Credit

Steven Seeley of Source Incite

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