CVE-2020-28005 Memory corruption in n/a

Medium 6.5 Published 18 Nov 2020 Updated 4 Aug 2024

Remote authenticated attackers can cause a denial of service via buffer overflow in the syslog endpoint of TP-Link TL-WPA4220 devices.

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-2020-28005?

CVE-2020-28005 is a medium-severity memory corruption vulnerability in n/a, published on 18 Nov 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated users to trigger a buffer overflow (causing a denial of service) by sending a POST request to the /admin/syslog endpoint. Fixed version: TL-WPA4220(EU)_V4_201023

Weakness: CWE-120

Which versions are affected by CVE-2020-28005?

It affects 1 product.

Products include Tp-Link Tl-Wpa4220 Firmware.

How do I fix CVE-2020-28005?

No fix has been published for CVE-2020-28005 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-2020-28005 being exploited?

There is no known exploitation of CVE-2020-28005 in the wild and no public exploit code.

Sources

Also known as GHSA-94q8-gmc5-fvp3.