CVE-2023-27063 Memory corruption in n/a
Attackers can cause a Denial of Service on Tenda routers by sending a crafted request to the DNS forwarding 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-2023-27063?
CVE-2023-27063 is a critical memory corruption vulnerability in n/a, published on 13 Mar 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Tenda V15V1.0 V15.11.0.14(1521_3190_1058) was discovered to contain a buffer overflow vulnerability via the DNSDomainName parameter in the formModifyDnsForward function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.
Weakness: CWE-120
Which versions are affected by CVE-2023-27063?
It affects 1 product.
Products include Tenda W15e Firmware.
How do I fix CVE-2023-27063?
No fix has been published for CVE-2023-27063 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-2023-27063 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-27063 exists.
Other vulnerabilities in n/a
- CVE-2023-27061 Memory corruption in n/a
- CVE-2022-42058 Memory corruption in n/a
- CVE-2024-4115 Tenda W15E AddDnsForward formAddDnsForward stack-based overflow
- CVE-2024-4116 Tenda W15E DelDhcpRule formDelDhcpRule stack-based overflow
- CVE-2024-4117 Tenda W15E DelPortMapping formDelPortMapping stack-based overflow
Sources
Also known as GHSA-26jv-87ph-mc8q.