[Japanese]

JVNDB-2018-000041

The installers of multiple CELSYS,Inc. software may insecurely load Dynamic Link Libraries

Overview

The installers of multiple software provided by CELSYS,Inc. contains an issue with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries (CWE-427).
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 7.8 (High) [IPA Score]
  • Attack Vector: Adjacent Network
  • 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


CELSYS,Inc.
  • CLIP STUDIO ACTION (for Windows) Ver.1.5.5 and earlier, with its timestamp prior to April 25, 2018, 12:11:31
  • CLIP STUDIO MODELER (for Windows) Ver.1.6.3 and earlier, with its timestamp prior to April 25, 2018, 17:02:49
  • CLIP STUDIO PAINT (for Windows) EX/PRO/DEBUT Ver.1.7.3 and earlier

Impact

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

[Use the latest installer]
Use the latest installer according to the information provided by the developer.
Also when executing the installer, be sure to check there are no suspicious files in the directory where the installer resides.

Note that this vulnerability affects the installer only, thus users who have already installed the software do not need to re-install the software.
Vendor Information

CELSYS,Inc.
CWE (What is CWE?)

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

  1. CVE-2018-0580
References

  1. JVN : JVN#68345747
  2. JVN : JVNTA#91240916
Revision History

  • [2018/04/27]
     Web page was published