CVE Vulnerability

CVE-2021-27273

This vulnerability allows remote attackers to execute arbitrary code 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 SettingConfigController class. When parsing the fileName parameter, the process does not properly validate a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-12121.

9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://kb.netgear.com/000062686/Security-Advisory-for-Post-Authentication-Command-Injection-on-NMS300-PSV-2020-0559 Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-356/ Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:netgear:prosafe_network_management_system:1.6.0.26:*:*:*:*:*:*:*
Information

Published : 2021-03-29 09:15

Updated : 2021-03-30 07:16

NVD link : CVE-2021-27273

Mitre link : CVE-2021-27273

Products Affected
No products.
CWE
CWE-78