CVE-2023-40801 Denial of service in n/a
An attacker can cause a stack overflow in the Tenda AC23 router by providing unvalidated parameters, leading to a denial of service.
- 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-2023-40801?
CVE-2023-40801 is a high-severity denial of service 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 sub_451784 function does not validate the parameters entered by the user, resulting in a stack overflow vulnerability in Tenda AC23 v16.03.07.45_cn
Weakness: CWE-20
Which versions are affected by CVE-2023-40801?
It affects 1 product.
Products include Tenda Ac23.
How do I fix CVE-2023-40801?
No fix has been published for CVE-2023-40801 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-40801 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-40801 exists.
Sources
Also known as GHSA-qfq5-6hwg-r58m.