CVE-2018-20621

moderate-risk
Published 2019-03-13

An issue was discovered in Microvirt MEmu 6.0.6. The MemuService.exe service binary is vulnerable to local privilege escalation through binary planting due to insecure permissions set at install time. This allows code to be run as NT AUTHORITY/SYSTEM.

Do I need to act?

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0.56% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Microvirt

References (2)

Exploit https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2018-20621
Exploit https://github.com/RhinoSecurityLabs/CVEs/tree/master/CVE-2018-20621
31
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal