Risk Letters

Exploited vulnerability

CVE-2014-4077

TLP:CLEAR

Microsoft IME Japanese Privilege Escalation Vulnerability

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.

Facts

  • Vendor: Microsoft
  • Product: Input Method Editor (IME) Japanese
  • CVSS: 7.8
  • EPSS (probability of exploitation within 30 days): 54.6 %
  • On CISA's Known Exploited Vulnerabilities list since: 25 May 2022
  • First known exploitation: 25 May 2022
  • CISA's deadline for US federal agencies: 15 June 2022
  • Weakness: CWE-264
  • First seen by Risk Letters: 25 May 2022

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD