CVE-2021-28806

DOM-Based XSS Vulnerability in QTS and QuTS hero

Published Jun 3, 2021 CVSS 3.1 · 5.7 Medium EPSS < 1% KEV · Not listed
Description
A DOM-based XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.3.1652 Build 20210428. QNAP Systems Inc. QuTS hero versions prior to h4.5.2.1638 Build 20210414. QNAP Systems Inc. QuTScloud versions prior to c4.5.5.1656 Build 20210503. This issue does not affect: QNAP Systems Inc. QTS 4.3.6; 4.3.3.

Remediation

Vendor Solution

QNAP have already fixed this vulnerability in the following versions: QTS 4.5.3.1652 Build 20210428 and later QuTS hero h4.5.2.1638 Build 20210414 and later QuTScloud c4.5.5.1656 Build 20210503 and later

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-15462 A DOM-based XSS vulnerability has been reported to affect QNAP NAS running QTS and QuTS hero. If exploited, this vulnerability allows attackers to inject malicious code. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.3.1652 Build 20210428. QNAP Systems Inc. QuTS hero versions prior to h4.5.2.1638 Build 20210414. QNAP Systems Inc. QuTScloud versions prior to c4.5.5.1656 Build 20210503. This issue does not affect: QNAP Systems Inc. QTS 4.3.6; 4.3.3.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
qnap
Published
Updated
Sep 16, 2024, 10:55 PM
Reserved
Mar 18, 2021, 12:00 AM
Status
Modified
Published
Jun 3, 2021, 3:15 AM
Modified
Jun 17, 2026, 3:46 AM