CVE-2024-27656 Memory corruption in n/a

High 8.8 Published Updated

Attackers can cause denial of service or potentially execute code on D-Link DIR-823G routers via a buffer overflow in the Cookie parameter.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-27656?

CVE-2024-27656 is a high-severity memory corruption vulnerability in Dlink Dir-823g Firmware, published on 29 Feb 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

D-Link DIR-823G A1V1.0.2B05 was discovered to contain a buffer overflow via the Cookie parameter. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input, and possibly remote code execution.

Weakness: CWE-121

Which versions are affected by CVE-2024-27656?

It affects 1 product.

Products include Dlink Dir-823g Firmware.

How do I fix CVE-2024-27656?

No fix has been published for CVE-2024-27656 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-2024-27656 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-27656 exists.

All Dlink Dir-823g Firmware vulnerabilities

Sources

Also known as GHSA-x7vm-hc8m-78p7.

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