PT-2022-27866 · NetGear · Netgear Wnr2000

Published 2022-12-20 · Updated 2022-12-28 · CVE-2022-46422

Positive Technologies (AI Summary)

CVSS v3.1

4.8

Medium

Base vector

AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Netgear WNR2000 v1 versions 1.2.3.7 and earlier

Description An issue allows authenticated attackers to cause a Denial of Service (DoS) via uploading a crafted firmware image during the firmware update process.

Recommendations For Netgear WNR2000 v1 versions 1.2.3.7 and earlier, as a temporary workaround, consider restricting access to the firmware update process until a patch is available. Avoid uploading crafted firmware images to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Insufficient Verification of Data Authenticity

Weakness Enumeration

CWE-345

Related Identifiers

CVE-2022-46422

Affected Products

Netgear Wnr2000

References · 7

• 🔥 https://hackmd.io/@slASVrz_SrW7NQCsunofeA/B1bFKBWwi · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-46422 · Security Note
• https://netgear.com/about/security · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2022-46422 · Vendor Advisory
• https://t.me/cibsecurity/54999 · Telegram Post
• https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/B1bFKBWwi · Note
• https://t.me/cvenotify/40266 · Telegram Post