CVE-2022-43654

NETGEAR CAX30S SSO Command Injection Remote Code Execution Vulnerability

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.

Category

8.8
CVSS
Severity: High
CVSS 3.0 •
EPSS 1.93% Top 20%
Vendor Advisory netgear.com
Affected: NETGEAR CAX30S
Published at:
Updated at:

References

Link Tags
https://www.zerodayinitiative.com/advisories/ZDI-23-214/
https://kb.netgear.com/000065527/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Cable-Modem-Routers-PSV-2022-0208 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-43654?
CVE-2022-43654 has been scored as a high severity vulnerability.
How to fix CVE-2022-43654?
To fix CVE-2022-43654, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-43654 being actively exploited in the wild?
It is possible that CVE-2022-43654 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-43654?
CVE-2022-43654 affects NETGEAR CAX30S.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.