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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 96%
VendorProductVersion
kaseyavirtual_system_administrator
9.3 ≤
𝑥
< 9.3.0.35
kaseyavirtual_system_administrator
9.4 ≤
𝑥
< 9.4.0.36
kaseyavirtual_system_administrator
9.5 ≤
𝑥
< 9.5.0.5
𝑥
= Vulnerable software versions
References
https://blog.huntresslabs.com/deep-dive-kaseya-vsa-mining-payload-c0ac839a0e88
https://helpdesk.kaseya.com/hc/en-gb/articles/360000333152
https://blog.huntresslabs.com/deep-dive-kaseya-vsa-mining-payload-c0ac839a0e88
https://helpdesk.kaseya.com/hc/en-gb/articles/360000333152