CVE-2014-4114
High 7.8 Exploited in the wild (KEV)
Confirmed active exploitation — CISA KEV catalog
- Name
- Microsoft Windows Object Linking & Embedding (OLE) Remote Code Execution Vulnerability
- Added to catalog
- Remediation due date (US federal)
- Required action
- Apply updates per vendor instructions.
Description
Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allow remote attackers to execute arbitrary code via a crafted OLE object in an Office document, as exploited in the wild with a "Sandworm" attack in June through October 2014, aka "Windows OLE Remote Code Execution Vulnerability."
Metrics
- CVSS 3.1
-
7.8 (HIGH)
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 82% (percentile: 100) as of 1 November 2026
Affected products
microsoft: windows 7; microsoft: windows 8; microsoft: windows 8.1; microsoft: windows rt; microsoft: windows rt 8.1; microsoft: windows server 2008; microsoft: windows server 2012; microsoft: windows vista
References
- http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-octobe… Broken LinkVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-0… PatchVendor Advisory
- http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-octobe… Broken LinkVendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-0… PatchVendor Advisory
- http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-windo… Exploit
- http://www.exploit-db.com/exploits/35019 ExploitThird Party AdvisoryVDB Entry
- http://www.exploit-db.com/exploits/35020 ExploitThird Party AdvisoryVDB Entry
- http://www.exploit-db.com/exploits/35055 ExploitThird Party AdvisoryVDB Entry
- http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-windo… Exploit
- http://www.exploit-db.com/exploits/35019 ExploitThird Party AdvisoryVDB Entry