RCE in NETGEAR Cax30
CVE-2022-43654
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.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (65.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- NETGEAR Cax30
- NETGEAR Cax30 Firmware
- NETGEAR Cax30s — versions 1.4.10.8
- NETGEAR Cax30s Firmware
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.zerodayinitiative.com/advisories/ZDI-23-214/ (x_research-advisory, Third Party Advisory)
- kb.netgear.com/000065527/Security-Advisory-for-Pre-Authentication-Command-Injec… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-43654?
- CVE-2022-43654 is a high-severity vulnerability in NETGEAR Cax30, classified under OS Command Injection. CVSS score: 8.8/10. Published 2024-05-07.
- How severe is CVE-2022-43654?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-43654 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.