CVE-2024-51012: r8500 Buffer Overflow — Fix

Description

Netgear R8500 v1.0.2.160 was discovered to contain a stack overflow via the ipv6_pri_dns parameter at ipv6_fix.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Is your site exposed to CVE-2024-51012?

Run a free security scan — no signup, results in seconds.

CVSS v3.1 Score

5.7

MEDIUM

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

Weakness Type (CWE)

CWE-120 CWE-120

Affected Products

Vendor	Product	Versions
netgear	r8500_firmware	All
netgear	r8500	All

References

Advisories & Patches

https://www.netgear.com/about/security/

Other References

https://github.com/wudipjq/my_vuln/blob/main/Netgear4/vuln_45/45.md

Frequently Asked Questions

What is CVE-2024-51012? +

Netgear R8500 v1.0.2.160 was discovered to contain a stack overflow via the ipv6_pri_dns parameter at ipv6_fix.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request. It has a CVSS v3.1 base score of 5.7 (MEDIUM).

How severe is CVE-2024-51012? +

CVE-2024-51012 has a CVSS v3.1 score of 5.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-51012? +

CVE-2024-51012 affects products from netgear, specifically: r8500, r8500_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-51012? +

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.

Related Vulnerabilities

CVE-2026-27820

zlib is a Ruby interface for the zlib compression/decompression library. Versions 3.0.0 and below, 3.1.0, 3.1.1, 3.2.0 and 3.2.1 contain …

CVE-2025-11698

A denial-of-service issue exists in 5380/5480/5580 controllers boot firmware lower than version 1.072. This vulnerability could potentially allow a malicious …

CVE-2025-12012

A denial-of-service issue exists in 5380/5480/5580 controllers. This vulnerability could potentially allow a malicious user to write invalid file data …

CVE-2025-12011

A denial-of-service issue exists in 5370/5570 controllers. This vulnerability could potentially allow a remote user to load an invalid project, …

CVE-2024-13503

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in Newtec NTC2218, NTC2250, NTC2299 on Linux, PowerPC, ARM …

CVE-2024-6199

An unauthenticated attacker on the WAN interface, with the ability to intercept Dynamic DNS (DDNS) traffic between DDNS services and …

CVE-2024-51012