Vulnerability details

CVE-2014-4077

Actively exploited

Microsoft Input Method Editor (IME) Japanese

CVSS 3.1

7.8High

Official description

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.

CVSS scores

Score	Version	Source	Vector
7.8High	3.1	CISA ADP / Vulnrichment (CISA-ADP)	`CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
No product information recorded.

References and advisories

http://www.securitytracker.com/id/1031197 vdb-entryx_refsource_SECTRACK
http://blogs.technet.com/b/srd/archive/2014/11/11/assessing-risk-for-the-november-2014-security-updates.aspx x_refsource_CONFIRM
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-078 vendor-advisoryx_refsource_MS
http://www.securitytracker.com/id/1031196 vdb-entryx_refsource_SECTRACK
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-4077 government-resource

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Details

Published: 2014-11-12
Last updated: 2025-10-22
State: Published
Assigner (CNA): microsoft

CISA KEV catalog

Date added: 2022-05-25
Due date: 2022-06-15
Used in ransomware: Unknown

Exploit prediction (EPSS)

54.57%

Probability of exploitation in 30 days

99%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Active
Technical impact: Total