CVE-2023-39296

moderate-risk
Published 2024-01-05

A prototype pollution vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to override existing attributes with ones that have incompatible type, which may lead to a crash 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

Do I need to act?

-
0.42% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (13)

Qts
Qts
Qts
Qts
Qts
Qts
Qts

Affected Vendors

Qnap

References (2)

Vendor Advisory https://www.qnap.com/en/security-advisory/qsa-23-64
Vendor Advisory https://www.qnap.com/en/security-advisory/qsa-23-64
45
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 2/34 · Minimal
Exposure 17/34 · Moderate