Ichitaro series vulnerable to arbitrary code execution


The "Ichitaro" series word processing software, from JustSystems Corporation contains a vulnerability that may allow arbitrary code execution.

This vulnerability differs from JVN#19173793, and other issues that were previously published on JVN.
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 9.3 (High) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: Complete
  • Integrity Impact: Complete
  • Availability Impact: Complete
Affected Products

JustSystems Corporation
  • Ichitaro
  • Ichitaro Government


When opening a specially crafted file locally or through a website, an attacker may be able to execute arbitrary code.

[Update the Software]
Update to the latest version according to the information provided by the developer.
Vendor Information

JustSystems Corporation
CWE (What is CWE?)

  1. No Mapping(CWE-noinfo) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2010-3916

  1. JVN : JVN#01948274
  2. National Vulnerability Database (NVD) : CVE-2010-3916
  3. IPA SECURITY ALERTS : Security Alert for Vulnerability in the Ichitaro Series
  4. Secunia Advisory : SA42099
  5. SecurityFocus : 44637
  6. VUPEN Security : VUPEN/ADV-2010-2885
Revision History

  • [2010/11/04]
      Web page published
      CVSS Severity: Modified according to vendor announce