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CVE-2022-43654

Published: May 7, 2024Updated: Aug 8, 2025 Sources: CVE List NVD BDUCWE-78
NVD MITRE
8.8CVSSHIGH
EPSS Score
1.1%
Top 37.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-78

Affected Products

cax30 firmwarenetgearNetworking Infrastructure
cax30s firmwarenetgearNetworking Infrastructure
CAX30NETGEARNetworking Infrastructure
CAX30SNETGEARNetworking Infrastructure
netgearcommercialUSNetworking Infrastructureaka net gear

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

https://kb.netgear.com/000065527/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Cable-Modem-Routers-PSV-2022-0208
kb.netgear.com
https://www.zerodayinitiative.com/advisories/ZDI-23-214/
zerodayinitiative.com
https://www.zerodayinitiative.com/advisories/ZDI-CAN-18227/
zerodayinitiative.com

Timeline

Published
May 7, 2024
Last Updated
Aug 8, 2025

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