title: QTS, QuTS hero
description: An inadequate encryption strength vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows local network clients to decrypt the data using brute force attacks via unspecified vectors.
We have already fixed the vulnerability in the following versions:
QTS 5.0.1.2425 build 20230609 and later
QTS 5.1.0.2444 build 20230629 and later
QTS 4.5.4.2467 build 20230718 and later
QuTS hero h5.1.0.2424 build 20230609 and later
QuTS hero h4.5.4.2476 build 20230728 and later
problem types: CWE-326
affected:
{
defaultStatus: unaffected
product: QTS
vendor: QNAP Systems Inc.
versions:
lessThan: 5.0.1.2425 build 20230609, status: affected, version: 5.0.*, versionType: custom
lessThan: 5.1.0.2444 build 20230629, status: affected, version: 5.1.*, versionType: custom
lessThan: 4.5.4.2467 build 20230718, status: affected, version: 4.5.*, versionType: custom
}
{
defaultStatus: unaffected
product: QuTS hero
vendor: QNAP Systems Inc.
versions:
lessThan: h5.1.0.2424 build 20230609, status: affected, version: h5.1.*, versionType: custom
lessThan: h4.5.4.2476 build 20230728, status: affected, version: h4.5.*, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: HIGH
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 7.1
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: We have already fixed the vulnerability in the following versions:
QTS 5.0.1.2425 build 20230609 and later
QTS 5.1.0.2444 build 20230629 and later
QTS 4.5.4.2467 build 20230718 and later
QuTS hero h5.1.0.2424 build 20230609 and later
QuTS hero h4.5.4.2476 build 20230728 and later
