CVE-2023-25281 Memory corruption in n/a

High 7.5 Published 16 Mar 2023 Updated 26 Feb 2025

Attackers can cause a denial of service on D-Link DIR820LA1 routers via a stack overflow in the pingV4Msg component.

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-2023-25281?

CVE-2023-25281 is a high-severity memory corruption vulnerability in n/a, published on 16 Mar 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A stack overflow vulnerability exists in pingV4Msg component in D-Link DIR820LA1_FW105B03, allows attackers to cause a denial of service via the nextPage parameter to ping.ccp.

Weakness: CWE-787

Which versions are affected by CVE-2023-25281?

It affects 1 product.

Products include Dlink Dir-820l Firmware.

How do I fix CVE-2023-25281?

No fix has been published for CVE-2023-25281 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-2023-25281 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-25281 exists.

Sources

Also known as GHSA-jr5x-2rg7-r3xc.