[Japanese]

JVNDB-2017-000172

FileCapsule Deluxe Portable and Encrypted Files in Self-Decryption Format created by FileCapsule Deluxe Portable may insecurely load Dynamic Link Libraries

Overview

FileCapsule Deluxe Portable is a file encryption software. FileCapsule Deluxe Portable contains the following vulnerabilities.

* FileCapsule Deluxe Portable insecurely load Dynamic Link Libraries (CWE-427) - CVE-2017-2265, CVE-2017-2267, CVE-2017-2269
* Encrypted files in self-decryption format created by FileCapsule Deluxe Portable insecurely load Dynamic Link Libraries (CWE-427) - CVE-2017-2266, CVE-2017-2268, CVE-2017-2270

Eili Masami of Tachibana Lab. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

Base Metrics: 6.8 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial

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
The above CVSS base scores have been assigned for CVE-2017-2265,CVE-2017-2267,CVE-2017-2269.

Base Metrics: 6.8 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial

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
The above CVSS base scores have been assigned for CVE-2017-2266,CVE-2017-2268,CVE-2017-2270.
Affected Products


SPIRIT
  • FileCapsule Deluxe Portable Ver.1.0.4.1 and earlier - CVE-2017-2265
  • FileCapsule Deluxe Portable Ver.1.0.5.1 and earlier - CVE-2017-2267
  • FileCapsule Deluxe Portable Ver.2.0.9 and earlier - CVE-2017-2269
  • FileCapsule Deluxe Portable Ver.1.0.4.1 and earlier (Encrypted files in self-decryption format created) - CVE-2017-2266
  • FileCapsule Deluxe Portable Ver.1.0.5.1 and earlier (Encrypted files in self-decryption format created) - CVE-2017-2268
  • FileCapsule Deluxe Portable Ver.2.0.9 and earlier (Encrypted files in self-decryption format created) - CVE-2017-2270

Impact

* Arbitrary code may be executed with the privilege of the user invoking the application. - CVE-2017-2265, CVE-2017-2267, CVE-2017-2269
* Arbitrary code may be executed with the privilege of the user invoking the Encrypted file in self-decryption format. - CVE-2017-2266, CVE-2017-2268, CVE-2017-2270
Solution

[Update the Software]
Update to the latest version according to the information provided by the developer. Encrypted files in self-decryption format must be re-created using the latest version.

According to the developer, following actions are necessary when using Windows OS prior to Windows 8.

* In case of Windows Vista or 7, KB2533623 provided by Microsoft should be applied before using the latest version.
* In case of Windows XP, users must take care where to place the application or the encrypted files in self-decryption format. Make sure no untrusted files exist in the same folder as the application or the encrypted file in self-decryption format.

For more information, refer to the information provided by the developer.
Vendor Information

SPIRIT
CWE (What is CWE?)

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

  1. CVE-2017-2265
  2. CVE-2017-2266
  3. CVE-2017-2267
  4. CVE-2017-2268
  5. CVE-2017-2269
  6. CVE-2017-2270
References

  1. JVN : JVN#42031953
  2. JVN : JVNTA#91240916
Revision History

[2017/07/13]
  Web page was published