CVE-2024-7335 TOTOLINK EX200 getSaveConfig buffer overflow
Remote attackers can exploit a buffer overflow in the getSaveConfig function to potentially execute arbitrary code on TOTOLINK EX200 devices.
- 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-2024-7335?
CVE-2024-7335 is a high-severity memory corruption vulnerability in TOTOLINK EX200, 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 classified as critical has been found in TOTOLINK EX200 4.0.3c.7646_B20201211. Affected is the function getSaveConfig of the file /cgi-bin/cstecgi.cgi?action=save&setting. The manipulation of the argument http_host leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-273258 is the identifier assigned to this vulnerability. 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-2024-7335?
It affects 1 product.
Products include Totolink Ex200 Firmware.
How do I fix CVE-2024-7335?
No fix has been published for CVE-2024-7335 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-2024-7335 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-7335 exists.
Other vulnerabilities in TOTOLINK EX200
Sources
Also known as GHSA-c627-r4px-c33f.