A vulnerability classified as critical has been found in QNAP QTS and QuTS hero. This affects an unknown part. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on integrity, and availability. The summary by CVE is:

A path traversal vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to read the contents of unexpected files and expose sensitive data via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.7.2770 build 20240520 and later QuTS hero h5.1.7.2770 build 20240520 and later

The advisory is shared at qnap.com. This vulnerability is uniquely identified as CVE-2024-21904 since 01/03/2024. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

Upgrading to version 5.1.7.2770 Build 20240520 eliminates this vulnerability.

Productinfo

Type

• Network Attached Storage Software

Vendor

• QNAP

Name

• QTS
• QuTS hero

Version

• 4.5.4.2790 Build 20240605
• 5.1.3.2578 Build 20231110
• 5.1.4.2596 Build 20231128
• 5.1.6.2722 Build 20240402

License

• commercial

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CPE 2.2info

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