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TI-2022-21422 Aliases CVE-2022-43654GHSA-8h2v-755h-m3p5

OS command injection in NETGEAR CAX30S

Priority MEDIUM 42CWE-78Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-78.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01144 66th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
NETGEARCAX30S1.4.10.8—No fix listedCNA
  • CAX30S VendorNETGEAR Affected 1.4.10.8 Fixed in — No fix listed CNA

CPE configurations NVD · 4

CPEVersionsRoleVendor
cpe:2.3:o:netgear:cax30_firmware:*:*:*:*:*:*:*:*before 2.1.3.10VulnerableNETGEAR
cpe:2.3:h:netgear:cax30:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
cpe:2.3:o:netgear:cax30s_firmware:*:*:*:*:*:*:*:*before 2.1.3.10VulnerableNETGEAR
cpe:2.3:h:netgear:cax30s:-:*:*:*:*:*:*:*not specified by NVDRunning onNETGEAR
  • cpe:2.3:o:netgear:cax30_firmware:*:*:*:*:*:*:*:* Versions before 2.1.3.10 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:cax30:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
  • cpe:2.3:o:netgear:cax30s_firmware:*:*:*:*:*:*:*:* Versions before 2.1.3.10 Vulnerable ·NETGEAR
  • cpe:2.3:h:netgear:cax30s:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2022-43654
  2. 2026-10-03 Alias added: GHSA-8h2v-755h-m3p5

References

Advisory 2

  • TI-2023-23951 Stack-based buffer overflow in NETGEAR CAX30 CVSS 3.0HIGH 8.8
  • TI-2026-08096 Certain NETGEAR routers allow unauthenticated users to gain control of the router CVSS 4.0MEDIUM 5.2

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences