Vulnerability Intelligence Report
Microsoft IME Japanese Privilege Escalation Vulnerability
CVE-2014-4077
Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, and Office 2007 SP3, when IMJPDCT.EXE (aka IME for Japanese) is installed, allow remote attackers to bypass a sandbox protection mechanism via a crafted PDF document, aka "Microsoft IME (Japanese) Elevation of Privilege Vulnerability," as exploited in the wild in 2014.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.8
HIGH
Exploitability:1.9
Impact Score:5.9
EPSS Probability:47.68%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-264 ↗CWE-264 (via CISA KEV)
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| microsoft | office_2007_ime | sp3 |
| microsoft | windows_7 | all |
| microsoft | windows_server_2003 | all |
| microsoft | windows_server_2008 | r2 |
| microsoft | windows_vista | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2014-06-12T00:00:00 |
| Published | 2014-11-11T22:00:00 |
| Patch Date | 2014-11-11 |
| Last Updated | 2025-10-22T00:05:34 |
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