Link following in QNAP Qsync Central



| Updated: 2025-01-17
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-50404
CWE-ID CWE-59
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Qsync Central
Other software / Other software solutions

Vendor QNAP Systems, Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Link following

EUVDB-ID: #VU101338

Risk: Medium

CVSSv4.0: 5.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green]

CVE-ID: CVE-2024-50404

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to insecure link following in Microsoft PC Manager. A remote user can traverse the file system to unintended locations.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Qsync Central: before 4.4.0.16_20240819

CPE2.3 External links

https://www.qnap.com/en/security-advisory/qsa-24-48


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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