CVE-2023-51634: rax30 Cert Validation Flaw — Fix

Description

NETGEAR RAX30 Improper Certificate Validation Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of NETGEAR RAX30 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the downloading of files via HTTPS. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-19589.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-295 CWE-295

Affected Products

Vendor	Product	Versions
netgear	rax30_firmware	< 1.0.12.100_hotfix
netgear	rax30	All

References

Advisories & Patches

https://kb.netgear.com/000065928/Security-Advisory-for-Multiple-Vulnerabilities-on-the-RAX30-PSV-2023-0139

Other References

https://www.zerodayinitiative.com/advisories/ZDI-24-583/

Frequently Asked Questions

What is CVE-2023-51634? +

NETGEAR RAX30 Improper Certificate Validation Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to compromise the integrity of downloaded information on affected installations of NETGEAR RAX30 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the downloading of files via HTTPS. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-19589. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2023-51634? +

CVE-2023-51634 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2023-51634? +

CVE-2023-51634 affects products from netgear, specifically: rax30, rax30_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2023-51634? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2023-51634