CVE-2018-8174
HIGHCISA KEVEPSS 100th pctlDescription
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.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 100% of all known CVEs.
Microsoft Windows VBScript Engine Out-of-Bounds Write Vulnerability
A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka "Windows VBScript Engine Remote Code Execution"
Apply updates per vendor instructions.
Remediation due: 2022-08-15
Associated with ransomware campaigns
References
- http://www.securityfocus.com/bid/103998
- https://blog.0patch.com/2018/05/a-single-instruction-micropatch-for.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8174
- https://www.exploit-db.com/exploits/44741/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8174
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-28.