CVE-2024-29974

Critical

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.

SeverityCritical

CVSS9.8

Exploit probability—

Product

Zyxel Nas326 Firmware

PublishedJun 4, 2024

First seenJun 4, 2024

Weakness typeCWE-434Unrestricted upload of dangerous file type

How to fix

Update

zyxel nas326_firmware5.21\(aazf.17\)c0 or later
zyxel nas542_firmware5.21\(abag.14\)c0 or later

Vendor advisories

zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-nas-products-06-04-2024

Affected products

Product	Affected versions	Fixed in
zyxel nas326_firmware	v < 5.21\(aazf.17\)c0	5.21\(aazf.17\)c0
zyxel nas542_firmware	v < 5.21\(abag.14\)c0	5.21\(abag.14\)c0

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