CVE-2014-4077: Microsoft IME Japanese Privilege Escalation Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

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.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2014-4077

Weakness behind it

CISA records this vulnerability as an instance of CWE-264. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2014-4077
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog