CVE-2024-12147: A vulnerability was found in Netgear R6900 1.0.1.26_1.0.20. It has been declared as critical. Affected by this vulnerability is an unknown functionali...

Description

A vulnerability was found in Netgear R6900 1.0.1.26_1.0.20. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file upgrade_check.cgi of the component HTTP Header Handler. The manipulation of the argument Content-Length leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Metrics

CVSS 3.1

6.5/10

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

CVSS 4.0

7.1/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.76%

50.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published: Dec 4, 2024
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2024-12147?

A vulnerability was found in Netgear R6900 1.0.1.26_1.0.20. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file upgrade_check.cgi of the component HTTP Header Handler. The manipulation of the argument Content-Length leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

How severe is CVE-2024-12147?

CVE-2024-12147 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.

How do I fix CVE-2024-12147?

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.