CVE-2024-7333 TOTOLINK N350RT cstecgi.cgi setParentalRules buffer overflow

High 8.7 Published 1 Aug 2024 Updated 6 Aug 2024

Remote attackers can trigger a buffer overflow in the parental control settings of TOTOLINK N350RT routers, potentially leading to arbitrary code execution.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2024-7333?

CVE-2024-7333 is a high-severity memory corruption vulnerability in TOTOLINK N350RT, published on 1 Aug 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in TOTOLINK N350RT 9.3.5u.6139_B20201216. It has been declared as critical. This vulnerability affects the function setParentalRules of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument week/sTime/eTime leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-273256. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-120

Which versions are affected by CVE-2024-7333?

It affects 1 product.

Products include Totolink N350rt Firmware.

How do I fix CVE-2024-7333?

No fix has been published for CVE-2024-7333 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-2024-7333 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-7333 exists.

Sources

Also known as GHSA-hjrp-8hpj-3p5p.