#VU90712 Missing Authentication for Critical Function in myQNAPcloud Link - CVE-2024-32764

Vulnerability identifier: #VU90712

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-32764

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
myQNAPcloud Link
Other software / Other software solutions

Vendor: QNAP Systems, Inc.

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to a missing authentication for critical function within the legacy_cgi endpoints. A remote attacker can execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

myQNAPcloud Link: before 2.4.51

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External links
https://www.qnap.com/en/security-advisory/qsa-24-09
https://www.zerodayinitiative.com/advisories/ZDI-24-472/
https://www.zerodayinitiative.com/advisories/ZDI-24-823/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.