CVE-2023-36955 Memory corruption in n/a

Q: Is CVE-2023-36955 being exploited?

There is no known exploitation of CVE-2023-36955 in the wild and no public exploit code.

Q: How do I fix CVE-2023-36955?

No fix has been published for CVE-2023-36955 yet. Limit exposure of the affected software until one is available.

Critical 9.8 Published 16 Oct 2023 Updated 16 Sep 2024

A stack overflow in the UploadCustomModule function allows attackers to execute arbitrary code or cause denial of service on TOTOLINK CP300+ devices.

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-2023-36955?

CVE-2023-36955 is a critical memory corruption vulnerability in n/a, published on 16 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

TOTOLINK CP300+ <=V5.2cu.7594_B20200910 was discovered to contain a stack overflow via the File parameter in the function UploadCustomModule.

Weakness: CWE-787

Which versions are affected by CVE-2023-36955?

It affects 1 product.

Products include Totolink Cp300\+ Firmware.

How do I fix CVE-2023-36955?

No fix has been published for CVE-2023-36955 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-2023-36955 being exploited?

There is no known exploitation of CVE-2023-36955 in the wild and no public exploit code.

Sources

Also known as GHSA-7mhw-hvfr-5wr9.