CVE-2023-40479

Name: CVE-2023-40479
Creator: NVD / NIST
Published: 2024-05-03T03:15:20.813+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 1.10%

Last modified Jun 17, 2026

CVE-2023-40479 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. NETGEAR RAX30 UPnP Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR RAX30 routers. EPSS estimates a 1.10% chance of exploitation in the next 30 days.

Description

NETGEAR RAX30 UPnP Command Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR RAX30 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the UPnP service. 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-19704.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

1.10%

61.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Netgear	Rax30 Firmware	< 1.0.9.92

References

https://kb.netgear.com/000065645/Security-Advisory-for-Multiple-Vulnerabilities-on-the-RAX30-PSV-2022-0360-PSV-2022-0361Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1161/Third Party Advisory
https://kb.netgear.com/000065645/Security-Advisory-for-Multiple-Vulnerabilities-on-the-RAX30-PSV-2022-0360-PSV-2022-0361Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1161/Third Party Advisory

Timeline

Published: May 3, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-40479?

How severe is CVE-2023-40479?

CVE-2023-40479 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.10% probability of exploitation in the next 30 days.

How do I fix CVE-2023-40479?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-40479?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST