CVE-2023-27021 Memory corruption in n/a
Attackers can cause denial of service or execute arbitrary code on Tenda AC10 routers via a stack overflow in the firewall configuration function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-27021?
CVE-2023-27021 is a critical memory corruption vulnerability in Tenda Ac10 Firmware, published on 7 Apr 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Tenda AC10 US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the formSetFirewallCfg function. This vulnerability allows attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.
Weakness: CWE-787
Which versions are affected by CVE-2023-27021?
It affects 1 product.
Products include Tenda Ac10 Firmware.
How do I fix CVE-2023-27021?
No fix has been published for CVE-2023-27021 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-2023-27021 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-27021 exists.
Other vulnerabilities in Tenda Ac10 Firmware
Sources
Also known as GHSA-f82r-2rhw-j45h.