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CVE-2024-21905

HIGHCVSS 8.2/10EPSS 0.46%

Last modified

CVE-2024-21905 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. An integer overflow or wraparound vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to compromise the security of the system via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.3.2578 build 20231110 and later QuTS hero h5.1.3.2578 build 20231110 and later QuTScloud c5.1.5.2651 and later . EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

An integer overflow or wraparound vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to compromise the security of the system via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.3.2578 build 20231110 and later QuTS hero h5.1.3.2578 build 20231110 and later QuTScloud c5.1.5.2651 and later

Metrics

CVSS 3.1
8.2/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

EPSS Probability
0.46%

36.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
QnapQts>= 5.0.0, < 5.1.3.2578
QnapQts5.1.3.2578
QnapQuts Hero>= h5.0.0, < h5.1.3.2578
QnapQuts Heroh5.1.3.2578
QnapQutscloud>= c5.0.0.1919, < c5.1.5.2651

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2024-21905?
An integer overflow or wraparound vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to compromise the security of the system via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.3.2578 build 20231110 and later QuTS hero h5.1.3.2578 build 20231110 and later QuTScloud c5.1.5.2651 and later
How severe is CVE-2024-21905?
CVE-2024-21905 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.
How do I fix CVE-2024-21905?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-21905?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST