Is CVE-2018-19942 in the CISA KEV catalog?

No. CVE-2018-19942 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2018-19942?

CVE-2018-19942 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2018-19942?

CVE-2018-19942 has an EPSS score of 0.75% (50th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2018-19942?

Upgrade qts to 4.5.1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2018-19942

MEDIUM

6.1

CVSS v3

NVD

Description

A cross-site scripting (XSS) vulnerability has been reported to affect earlier versions of File Station. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions: QTS 4.5.2.1566 build 20210202 (and later) QTS 4.5.1.1456 build 20201015 (and later) QTS 4.3.6.1446 build 20200929 (and later) QTS 4.3.4.1463 build 20201006 (and later) QTS 4.3.3.1432 build 20201006 (and later) QTS 4.2.6 build 20210327 (and later) QuTS hero h4.5.1.1472 build 20201031 (and later) QuTScloud c4.5.4.1601 build 20210309 (and later) QuTScloud c4.5.3.1454 build 20201013 (and later)

CWE-79Cross-Site Scripting (XSS)CWE-80

How to fix

Remediation Available

qtsNVD

Affected:>= 4.4.0, < 4.5.1Fixed in:4.5.1CVE-2018-19942derived from NVD

quts heroNVD

Affected:< h4.5.1Fixed in:h4.5.1CVE-2018-19942derived from NVD

qutscloudNVD

Affected:< c4.5.3Fixed in:c4.5.3CVE-2018-19942derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploit Intelligence

0.75%probability of exploitation in 30 days

50thpercentile

Moderate risk: more likely to be exploited than 50% of all known CVEs.

References

Vendor Advisory1

qnap.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.