What is CVE-2024-53691?

CVE-2024-53691 is a high-severity vulnerability in Qnap Qts, classified under Improper Link Resolution Before File Access. CVSS score: 8.8/10. Published 2024-12-06.

How severe is CVE-2024-53691?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2024-53691 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Qnap Qts

CVE-2024-53691

A link following vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to traverse the file system to unintended locations. We have already fixed the vulnerability in the following versions: QTS 5.1.8.2823 build 20240712 and later QTS 5.2.0.2802 build 20240620 and later QuTS hero h5.1.8.2823 build 20240712 and later QuTS hero h5.2.0.2802 build 20240620 and later

EPSS: 0.201 (97.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Qnap Qts — versions 5.1.0.2348, 5.1.0.2399, 5.1.0.2418
Qnap Quts_hero — versions h5.1.0.2409, h5.1.0.2424, h5.1.0.2453
Qnap Systems Inc. Qts — versions 5.1.x, 5.2.x
Qnap Systems Inc. Quts Hero — versions h5.1.x, h5.2.x

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

Public proof-of-concept exploits

References

security@qnapsecurity.com.tw (Vendor Advisory)

Frequently asked questions

What is CVE-2024-53691?: CVE-2024-53691 is a high-severity vulnerability in Qnap Qts, classified under Improper Link Resolution Before File Access. CVSS score: 8.8/10. Published 2024-12-06.
How severe is CVE-2024-53691?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-53691 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.