An issue was discovered in Microvirt MEmu 6.0.6.
Priority LOW 36CWE-732Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.00904 60th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-20621
- 2026-10-03 Alias added: GHSA-9vf8-28w9-2355
References
More Microvirt Memu vulnerabilities
- TI-2019-15621 Memu Play 6.0.7 Privilege Escalation via Insecure File Permissions CVSS 4.0CRITICAL 9.3
- TI-2019-10816 An issue was discovered in Microvirt MEmu all versions prior to 7.0.2. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2018-20621 · CVE Program
- CVE-2018-20621 · NVD
- FIRST EPSS
- GHSA-9vf8-28w9-2355 · GitHub Advisory Database · CC BY 4.0
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