title: QTS, QuTS hero
description: A buffer copy without checking size of input vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute code via a network.
We have already fixed the vulnerability in the following versions:
QTS 5.0.1.2514 build 20230906 and later
QTS 5.1.2.2533 build 20230926 and later
QuTS hero h5.0.1.2515 build 20230907 and later
QuTS hero h5.1.2.2534 build 20230927 and later
problem types: CWE-120
affected:
{
defaultStatus: unaffected
product: QTS
vendor: QNAP Systems Inc.
versions:
lessThan: 5.0.1.2514 build 20230906, status: affected, version: 5.0.x, versionType: custom
lessThan: 5.1.2.2533 build 20230926, status: affected, version: 5.1.x, versionType: custom
}
{
defaultStatus: unaffected
product: QuTS hero
vendor: QNAP Systems Inc.
versions:
lessThan: h5.0.1.2515 build 20230907, status: affected, version: h5.0.x, versionType: custom
lessThan: h5.1.2.2534 build 20230927, status: affected, version: h5.1.x, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 4.5
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: We have already fixed the vulnerability in the following versions:
QTS 5.0.1.2514 build 20230906 and later
QTS 5.1.2.2533 build 20230926 and later
QuTS hero h5.0.1.2515 build 20230907 and later
QuTS hero h5.1.2.2534 build 20230927 and later
