February 15, 2022 · Applied Cybernetics Group
CVE-2018-8174 — Microsoft Windows
known ransomware use
Microsoft Windows VBScript Engine Out-of-Bounds Write Vulnerability
- Added to KEV
2022-02-15- Federal due date
2022-08-15- Vendor
- Microsoft
- Product
- Windows
- EPSS
- 99.8th percentile (score 0.883, as of
2026-09-16) - NVD CVSS v3.1
- 7.5 (HIGH)
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2018-8174
CISA short description
A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka "Windows VBScript Engine Remote Code Execution"
Required action
Apply updates per vendor instructions.
NVD description
A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka "Windows VBScript Engine Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.