CVE-2023-40800 Memory corruption in n/a
An authenticated attacker can trigger a stack overflow in the Tenda AC23 router via the compare_parentcontrol_time function, potentially leading to 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-2023-40800?
CVE-2023-40800 is a high-severity memory corruption vulnerability in n/a, published on 25 Aug 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The compare_parentcontrol_time function does not authenticate user input parameters, resulting in a post-authentication stack overflow vulnerability in Tenda AC23 v16.03.07.45_cn.
Weakness: CWE-20
Which versions are affected by CVE-2023-40800?
It affects 1 product.
Products include Tenda Ac23 Firmware.
How do I fix CVE-2023-40800?
No fix has been published for CVE-2023-40800 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-2023-40800 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-40800 exists.
Other vulnerabilities in n/a
Sources
Also known as GHSA-p5h6-c88m-3c3f.