CVE-2021-28816: A stack buffer overflow vulnerability has been reported to affect QNAP device running QTS, QuTScloud, QuTS hero. If exploited, this vulnerability allows…

PriorityP356high8.8CVSS 3.1

AVNACLPRLUINSUCHIHAH

EPSS

0.90%

55.1th percentile

A stack buffer overflow vulnerability has been reported to affect QNAP device running QTS, QuTScloud, QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QTS, QuTScloud, QuTS hero: QTS 4.5.4.1715 build 20210630 and later QTS 5.0.0.1716 build 20210701 and later QTS 4.3.3.1693 build 20210624 and later QTS 4.3.6.1750 build 20210730 and later QuTScloud c4.5.6.1755 and later QuTS hero h4.5.4.1771 build 20210825 and later

Affected

12 ranges

Vendor	Product	Version range	Fixed in
qnap	qts	< 4.3.3.1693	4.3.3.1693
qnap	qts	>= 4.3.4 < 4.3.6.1750	4.3.6.1750
qnap	qts	>= 4.4.0 < 4.5.4.1715	4.5.4.1715
qnap	qts	>= 5.0.0 < 5.0.0.1716	5.0.0.1716
qnap	quts_hero	< h4.5.4.1771	h4.5.4.1771
qnap	qutscloud	< c4.5.6.1755	c4.5.6.1755
qnap_systems_inc	qts	>= unspecified < 4.5.4.1715 build 20210630	4.5.4.1715 build 20210630
qnap_systems_inc	qts	>= unspecified < 5.0.0.1716 build 20210701	5.0.0.1716 build 20210701
qnap_systems_inc	qts	>= unspecified < 4.3.3.1693 build 20210624	4.3.3.1693 build 20210624
qnap_systems_inc	qts	>= unspecified < 4.3.6.1750 build 20210730	4.3.6.1750 build 20210730
qnap_systems_inc	quts_hero	>= unspecified < h4.5.4.1771 build 20210825	h4.5.4.1771 build 20210825
qnap_systems_inc	qutscloud	>= unspecified < c4.5.6.1755	c4.5.6.1755

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvdv2.06.5MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P

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