RULE(RULE ID:334262)

Rule General Information
Release Date: 2021-12-06
Rule Name: Netgear ProSAFE ConfigFileController Arbitrary File Upload Vulnerability (CVE-2021-27275)
Severity:
CVE ID:
Rule Protection Details
Description: This vulnerability allows remote attackers to disclose sensitive information and delete arbitrary files on affected installations of NETGEAR ProSAFE Network Management System 1.6.0.26. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the ConfigFileController class. When parsing the realName parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose sensitive information or to create a denial-of-service condition on the system. Was ZDI-CAN-12125.
Impact: An attacker could exploit this vulnerability to have unspecified effect.
Affected OS: Windows, Linux, Others
Reference: https://kb.netgear.com/000062687/Security-Advisory-for-Denial-of-Service-on-NMS300-PSV-2020-0561
ZeroDayInitiative:ZDI-21-358
Solutions
The vendor has released upgrade patches to fix vulnerabilities, please visit:
https://kb.netgear.com/000062687/Security-Advisory-for-Denial-of-Service-on-NMS300-PSV-2020-0561