CVE-2024-23721 Path traversal in n/a

High 7.5 Published 20 Mar 2024 Updated 28 Aug 2024

An attacker can exploit a directory traversal vulnerability in Draytek Vigor3910 routers to export sensitive information via a crafted POST request.

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-2024-23721?

CVE-2024-23721 is a high-severity path traversal vulnerability in Draytek Vigor3910 Firmware, published on 20 Mar 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A Directory Traversal issue was discovered in process_post on Draytek Vigor3910 4.3.2.5 devices. When sending a certain POST request, it calls the function and exports information.

Weakness: CWE-22

Which versions are affected by CVE-2024-23721?

It affects 1 product.

Products include Draytek Vigor3910 Firmware.

How do I fix CVE-2024-23721?

No fix has been published for CVE-2024-23721 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-2024-23721 being exploited?

There is no known exploitation of CVE-2024-23721 in the wild and no public exploit code.

All Draytek Vigor3910 Firmware vulnerabilities

Sources

Also known as GHSA-h8qq-7cp6-5q6c.