CVE-2022-45640 Memory corruption in n/a

High 7.5 Published Updated

A local buffer overflow in the Tenda AC6 router allows an attacker to cause a denial of service.

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-2022-45640?

CVE-2022-45640 is a high-severity memory corruption vulnerability in Tenda Ac6 Firmware, published on 1 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Tenda Tenda AC6V1.0 V15.03.05.19 is affected by buffer overflow. Causes a denial of service (local).

Weakness: CWE-787

Which versions are affected by CVE-2022-45640?

It affects 1 product.

Products include Tenda Ac6 Firmware.

How do I fix CVE-2022-45640?

No fix has been published for CVE-2022-45640 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-2022-45640 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-45640 exists.

All Tenda Ac6 Firmware vulnerabilities

Sources

Also known as GHSA-x34w-29q6-gw72.

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