CVE-2023-45985 Memory corruption in n/a

High 7.5 Published 16 Oct 2023 Updated 30 Oct 2024

Attackers can cause a Denial of Service on TOTOLINK routers via a crafted POST request exploiting a stack overflow in parental control settings.

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-2023-45985?

CVE-2023-45985 is a high-severity memory corruption vulnerability in Totolink X5000r Firmware, 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 X5000R V9.1.0u.6118_B20201102 and TOTOLINK A7000R V9.1.0u.6115_B20201022 were discovered to contain a stack overflow in the function setParentalRules. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Weakness: CWE-787

Which versions are affected by CVE-2023-45985?

It affects 2 products.

Products include Totolink A7000r Firmware, Totolink X5000r Firmware.

How do I fix CVE-2023-45985?

No fix has been published for CVE-2023-45985 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-2023-45985 being exploited?

There is no known exploitation of CVE-2023-45985 in the wild and no public exploit code.

All Totolink X5000r Firmware vulnerabilities

Sources

Also known as GHSA-5cgm-4jc2-42h7.