CRITICAL CISA KEV

CVE-2018-20753

CVSS v3

9.8

CRITICAL

EPSS Score

37.7%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

Kaseya VSA RMM before R9.3 9.3.0.35, R9.4 before 9.4.0.36, and R9.5 before 9.5.0.5 allows unprivileged remote attackers to execute PowerShell payloads on all managed devices. In January 2018, attackers actively exploited this vulnerability in the wild.

CISA Known Exploited Vulnerability

Date Added
4/13/2022
Patch Due Date
5/4/2022
Ransomware Use
Known

Technical details

Published
2/5/2019

Frequently asked questions

What is CVE-2018-20753?

Kaseya VSA RMM before R9.3 9.3.0.35, R9.4 before 9.4.0.36, and R9.5 before 9.5.0.5 allows unprivileged remote attackers to execute PowerShell payloads on all managed devices. In January 2018, attackers actively exploited this vulnerability in the wild.

Is CVE-2018-20753 actively exploited?

Yes. CVE-2018-20753 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 5/4/2022.

What is the CVSS score for CVE-2018-20753?

CVE-2018-20753 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2018-20753 affecting your environment?

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