Vulnerability · Published May 7, 2024 · Assigned by zdi

CVE-2022-43654NETGEAR CAX30S SSO Command Injection Remote Code Execution Vulnerability

High 8.8

In plain English

A high-severity OS command injection in CAX30S from NETGEAR. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 67% of all known vulnerabilities).

Severity (CVSS 3.0)8.8High

Exploit odds (30 days)1.1%top 33.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

NETGEAR CAX30S SSO Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR CAX30S routers. Authentication is not required to exploit this vulnerability. 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 vulnerability to execute code in the context of root. Was ZDI-CAN-18227.

Affected products (as reported)

Vendor	Product	Versions
NETGEAR	CAX30S	1.4.10.8

Weakness: CWE-78 · Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ZDI-23-214 x_research-advisory
vendor-provided URL vendor-advisory