7.7

CVE-2021-28807

Exploit

A post-authentication reflected XSS vulnerability has been reported to affect QNAP NAS running Q’center. If exploited, this vulnerability allows remote attackers to inject malicious code. QNAP have already fixed this vulnerability in the following versions of Q’center: QTS 4.5.3: Q’center v1.12.1012 and later QTS 4.3.6: Q’center v1.10.1004 and later QTS 4.3.3: Q’center v1.10.1004 and later QuTS hero h4.5.2: Q’center v1.12.1012 and later QuTScloud c4.5.4: Q’center v1.12.1012 and later

Data is provided by the National Vulnerability Database (NVD)
Qnap ≫ Q'center Version < 1.12.1012
   Qnap ≫ Qts Version4.5.3
Qnap ≫ Q'center Version < 1.10.1004
   Qnap ≫ Qts Version4.3.3
Qnap ≫ Q'center Version < 1.10.1004
   Qnap ≫ Qts Version4.3.6
Qnap ≫ Q'center Version < 1.12.1012
   Qnap ≫ Quts Hero Versionh4.5.2
Qnap ≫ Q'center Version < 1.12.1012
   Qnap ≫ Qutscloud Versionc4.5.4
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.85% 0.739
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvd@nist.gov 3.5 6.8 2.9
AV:N/AC:M/Au:S/C:N/I:P/A:N
security@qnapsecurity.com.tw 7.7 3.1 4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.