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Vulnerabilities

Vulnerability · CVE-2014-4077

Microsoft IME Japanese Privilege Escalation Vulnerability

Published Nov 11, 2014 · catalog updated Jun 16, 2026 · Microsoft Input Method Editor (IME) Japanese

Patch now

CVE-2014-4077 is in the CISA known-exploited catalog, due Jun 15, 2022. Confirm Microsoft Input Method Editor (IME) Japanese against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
High7.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
54.58%
Remediation
Remediation guidance
Affected products
cpe microsoft/office 2007 ime · cpe microsoft/windows 7 · cpe microsoft/windows server 2003 · cpe microsoft/windows server 2008 · cpe microsoft/windows vista · vendor Microsoft Input Method Editor (IME) Japanese

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe microsoft/office 2007 imesp3
  • cpe microsoft/windows 7version unspecified
  • cpe microsoft/windows server 2003version unspecified
  • cpe microsoft/windows server 2008r2
  • cpe microsoft/windows vistaversion unspecified
  • vendor Microsoft Input Method Editor (IME) Japaneseversion unspecified
  • vendor n/a n/aversion unspecified

How to fix CVE-2014-4077

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2014-4077 is in the CISA known-exploited catalog, due Jun 15, 2022. Confirm Microsoft Input Method Editor (IME) Japanese against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with microsoft/office 2007 ime sp3; microsoft/windows server 2008 r2. Apply updates per vendor instructions.

What should an analyst verify?

CWE-264. EPSS 54.58%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Windows security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 11, 2014 · Catalog

    Detected

    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.

  2. May 25, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Jun 15, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2014-4077

    Microsoft Input Method Editor (IME) Japanese is a keyboard with Japanese characters that can be enabled on Windows systems as it is included by default (with the default set as disabled). IME Japanese contains an unspecified vulnerability when IMJPDCT.EXE (IME for Japanese) is installed which allows attackers to bypass a sandbox and perform privilege escalation.

    cisa.gov
  • CVE.orgVulnerability recordCVE-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 "Mic

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2014-4077

    30-day exploitation probability 54.6%

    first.org
  • NIST NVDVulnerability recordCVE-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 "Mic

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2014-4077

    Microsoft Input Method Editor (IME) Japanese is a keyboard with Japanese characters that can be enabled on Windows systems as it is included by default (with the default set as disabled). IME Japanese contains an unspecified vulnerability when IMJPDCT.EXE (IME for Japanese) is in

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.