CVE-2018-20753 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://blog.huntresslabs.com/deep-dive-kaseya-vsa-mining-payload-c0ac839a0e88 https://helpdesk.kaseya.com/hc/en-gb/articles/360000333152

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8