PT-2022-6406 · NetGear · Netgear Cax30

Fiseha + 1 · Published 2022-09-22 · Updated 2024-05-08 · CVE-2022-43654

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NETGEAR CAX30S versions (affected versions not specified) NETGEAR CAX30 versions (affected versions not specified)

Description This issue allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR routers. Authentication is not required to exploit this issue. The specific flaw exists within the handling of the token parameter provided to the "sso.php" endpoint. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this issue to execute code in the context of root.

Recommendations For NETGEAR CAX30S, consider disabling access to the "sso.php" endpoint until a patch is available. For NETGEAR CAX30, consider disabling access to the "sso.php" endpoint until a patch is available. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

SQL injection

OS Command Injection

Weakness Enumeration

CWE-89

CWE-78

Related Identifiers

BDU:2023-01185

CVE-2022-43654

ZDI-23-214

Affected Products

Netgear Cax30

References · 8

• https://zerodayinitiative.com/advisories/ZDI-23-214 · Security Note
• https://osv.dev/vulnerability/CVE-2022-43654 · Vendor Advisory
• https://kb.netgear.com/000065527/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Cable-Modem-Routers-PSV-2022-0208 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-43654 · Security Note
• https://bdu.fstec.ru/vul/2023-01185 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-CAN-18227 · Note
• https://twitter.com/CveFindCom/status/1787996219031064682 · Twitter Post
• https://twitter.com/CVEnew/status/1788295929935929393 · Twitter Post