CVE-2024-29974 File upload in NAS326 firmware

Critical 9.8 Published 4 Jun 2024 Updated 2 Aug 2024

Unauthenticated attackers can execute arbitrary code on Zyxel NAS devices by uploading a crafted configuration file via the CGI program.

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-2024-29974?

CVE-2024-29974 is a critical vulnerability in Zyxel NAS326 firmware, published on 4 Jun 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

** UNSUPPORTED WHEN ASSIGNED ** The remote code execution vulnerability in the CGI program “file_upload-cgi” in Zyxel NAS326 firmware versions before V5.21(AAZF.17)C0 and NAS542 firmware versions before V5.21(ABAG.14)C0 could allow an unauthenticated attacker to execute arbitrary code by uploading a crafted configuration file to a vulnerable device.

Weakness: CWE-434

Which versions are affected by CVE-2024-29974?

It affects 2 products.

Products include Zyxel Nas326 Firmware, Zyxel Nas542 Firmware.

How do I fix CVE-2024-29974?

No fix has been published for CVE-2024-29974 yet. Limit exposure of the affected software until one is available.

Is CVE-2024-29974 being exploited?

There is no known exploitation of CVE-2024-29974 in the wild and no public exploit code.

Sources

Also known as GHSA-f3hm-gpcm-pwvf.