CVE-2022-46423

Published: Dec 20, 2022Modified: Apr 17, 2025

8.1

Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.2 / Impact: 5.9

Source: NVD

Description

An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier.

Affected (1)

Products: Netgear: Wnr2000 Firmware

1 product

Wnr2000 Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Netgear Wnr2000 Firmware	Up to 1.2.3.7

Running on/with	Platform Versions
Netgear Wnr2000	Version 1.0

Related CWEs

Download of Code Without Integrity Check

The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code.

References (4)

https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/BktKl8ZDo

Source: cve@mitre.org

https://www.netgear.com/about/security/

Source: cve@mitre.org

Vendor Advisory

https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/BktKl8ZDo

Source: af854a3a-2127-422b-91ae-364da2661108

https://www.netgear.com/about/security/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.