CVE-2023-48194 Memory corruption in n/a
A memory corruption vulnerability in Tenda AC8v4 routers allows attackers to overwrite registers and potentially execute arbitrary code via the set_client_qos function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-48194?
CVE-2023-48194 is a medium-severity memory corruption vulnerability in Tenda Ac8 Firmware, published on 9 Jul 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Vulnerability in Tenda AC8v4 .V16.03.34.09 due to sscanf and the last digit of s8 being overwritten with \x0. After executing set_client_qos, control over the gp register can be obtained.
Weakness: CWE-787
Which versions are affected by CVE-2023-48194?
It affects 1 product.
Products include Tenda Ac8 Firmware.
How do I fix CVE-2023-48194?
No fix has been published for CVE-2023-48194 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-2023-48194 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-48194 exists.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Tenda Ac8 Firmware
Sources
Also known as GHSA-396g-xc2g-5qhm.