CVE-2023-29665 Memory corruption in n/a

Critical 9.8 Published 17 Apr 2023 Updated 6 Feb 2025

A stack overflow in the D-Link DIR823G router allows attackers to execute arbitrary code or cause a denial of service via the SetPasswdSettings interface.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-29665?

CVE-2023-29665 is a critical memory corruption vulnerability in Dlink Dir-823g Firmware, published on 17 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

D-Link DIR823G_V1.0.2B05 was discovered to contain a stack overflow via the NewPassword parameters in SetPasswdSettings.

Weakness: CWE-787

Which versions are affected by CVE-2023-29665?

It affects 1 product.

Products include Dlink Dir-823g Firmware.

How do I fix CVE-2023-29665?

No fix has been published for CVE-2023-29665 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2023-29665 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-29665 exists.

All Dlink Dir-823g Firmware vulnerabilities

Sources

Also known as GHSA-mgr3-3432-qw3c.