[Japanese]

JVNDB-2017-000117

Installer of CASL II simulator(self-extract format) may insecurely load Dynamic Link Libraries

Overview

Installer of CASL II simulator(self-extract format) provided by INFORMATION-TECHNOLOGY PROMOTION AGENCY, JAPAN (IPA) contains an issue with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries.

Yuji Tounai of NTT Communications Corporation reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 7.8 (High) [IPA Score]
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
CVSS V2 Severity:
Base Metrics 6.8 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial
Affected Products


INFORMATION-TECHNOLOGY PROMOTION AGENCY, JAPAN (IPA)
  • CASL II simulator (self-extract format) installer

Impact

Arbitrary code may be executed with the privilege of the user invoking the installer.
Solution

[Do not use CASL II simulator(self-extract format) installer]
The developer has stated that the development and support of CASL II simulator(self-extract format) has been discontinued, thus recommends users to stop using the installer.
Vendor Information

INFORMATION-TECHNOLOGY PROMOTION AGENCY, JAPAN (IPA)
CWE (What is CWE?)

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

  1. CVE-2017-2220
References

  1. JVN : JVN#67305782
  2. JVN : JVNTA#91240916
  3. National Vulnerability Database (NVD) : CVE-2017-2220
Revision History

  • [2017/06/09]
      Web page was published
    [2018/02/14]
      References : Content was added

Date Public2017/06/09
Date First Published2017/06/09
Date Last Updated2018/02/14