CVE-2021-34359: A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote…

PriorityP425medium5.4CVSS 3.1

AVNACLPRLUIRSCCLILAN

EPSS

0.61%

45.2th percentile

A cross-site scripting (XSS) vulnerability has been reported to affect QNAP device running Proxy Server. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions of Proxy Server: QTS 4.5.x: Proxy Server 1.4.2 ( 2021/12/30 ) and later

Affected

2 ranges

Vendor	Product	Version range	Fixed in
qnap	nas_proxy_server	< 1.4.2	1.4.2
qnap_systems_inc	proxy_server	>= unspecified < 1.4.2 ( 2021/12/30 )	1.4.2 ( 2021/12/30 )

CVSS provenance

nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

nvdv2.03.5LOWAV:N/AC:M/Au:S/C:N/I:P/A:N

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