CVE-2022-36552 Path traversal in n/a

High 7.5 Published 30 Aug 2022 Updated 9 Jul 2026

Attackers can steal source code and system files from Tenda AC6 routers via a crafted GET request to the DownloadFlash component.

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-2022-36552?

CVE-2022-36552 is a high-severity path traversal vulnerability in n/a, published on 30 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Tenda AC6(AC1200) v5.0 Firmware v02.03.01.114 and below contains an issue in the component /cgi-bin/DownloadFlash which allows attackers to steal all data such as source code and system files via a crafted GET request.

Weakness: CWE-552

Which versions are affected by CVE-2022-36552?

It affects 1 product.

Products include Tendacn Ac6 Firmware.

How do I fix CVE-2022-36552?

No fix has been published for CVE-2022-36552 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-36552 being exploited?

There is no known exploitation of CVE-2022-36552 in the wild and no public exploit code.

Sources

Also known as GHSA-crh4-w845-25fv.