MEDIUM CISA KEV

CVE-2018-19943

CVSS v3

5.4

MEDIUM

EPSS Score

5.5%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code. QNAP has already fixed these issues in the following QTS versions. QTS 4.4.2.1270 build 20200410 and later QTS 4.4.1.1261 build 20200330 and later QTS 4.3.6.1263 build 20200330 and later QTS 4.3.4.1282 build 20200408 and later QTS 4.3.3.1252 build 20200409 and later QTS 4.2.6 build 20200421 and later

CISA Known Exploited Vulnerability

Date Added
5/24/2022
Patch Due Date
6/14/2022
Ransomware Use
Known

Technical details

Published
10/28/2020

Frequently asked questions

What is CVE-2018-19943?

If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code. QNAP has already fixed these issues in the following QTS versions. QTS 4.4.2.1270 build 20200410 and later QTS 4.4.1.1261 build 20200330 and later QTS 4.3.6.1263 build 20200330 and later QTS 4.3.4.1282 build 20200408 and later QTS 4.3.3.1252 build 20200409 and later QTS 4.2.6 build 20200421 and later

Is CVE-2018-19943 actively exploited?

Yes. CVE-2018-19943 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 6/14/2022.

What is the CVSS score for CVE-2018-19943?

CVE-2018-19943 has a CVSS v3 base score of 5.4 (MEDIUM severity).

Is CVE-2018-19943 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.