CVE-2022-4498 Memory corruption in Archer C5
A heap overflow in TP-Link routers' HTTP Basic Authentication allows attackers to cause denial of service or execute arbitrary code.
- 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-2022-4498?
CVE-2022-4498 is a critical memory corruption vulnerability in TP-Link Archer C5, published on 11 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In TP-Link routers, Archer C5 and WR710N-V1, running the latest available code, when receiving HTTP Basic Authentication the httpd service can be sent a crafted packet that causes a heap overflow. This can result in either a DoS (by crashing the httpd process) or an arbitrary code execution.
Weakness: CWE-787
Which versions are affected by CVE-2022-4498?
It affects 2 products.
Products include Tp-Link Archer C5 Firmware, Tp-Link Tl-Wr710n Firmware.
How do I fix CVE-2022-4498?
No fix has been published for CVE-2022-4498 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-2022-4498 being exploited?
There is no known exploitation of CVE-2022-4498 in the wild and no public exploit code.
Other vulnerabilities in TP-Link Archer C5
Sources
Also known as GHSA-8jpc-xwjw-7jcx.