CVE-2018-19953 on CISA KEV

If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code. QNAP has already fixed the issue in the following QTS versions. QTS 4.4.2.1231 on build 20200302; QTS 4.4.1.1201 on build 20200130; QTS 4.3.6.1218 on build 20200214; QTS 4

01What CISA says about this vulnerability

If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code. QNAP has already fixed the issue in the following QTS versions. QTS 4.4.2.1231 on build 20200302; QTS 4.4.1.1201 on build 20200130; QTS 4.3.6.1218 on build 20200214; QTS 4.3.4.1190 on build 20200107; QTS 4.3.3.1161 on build 20200109; QTS 4.2.6 on build 20200109.

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• www.qnap.com — https://www.qnap.com/zh-tw/security-advisory/qsa-20-01

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
QNAP Systems Inc.	QTS	unspecified
QNAP Systems Inc.	QTS	unspecified
QNAP Systems Inc.	QTS	unspecified
QNAP Systems Inc.	QTS	unspecified
QNAP Systems Inc.	QTS	unspecified, unspecified

06Detection

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