[Japanese]

JVNDB-2016-000193

Cybozu Office vulnerable to Reflected File Download (RFD)

Overview

Cybozu Office contains a Reflected File Download (RFD) vulnerability.

Jun Kokatsu of KDDI Singapore Dubai Branch reported this vulnerability to Cybozu, Inc., and Cybozu, Inc. reported this vulnerability to JPCERT/CC to notify users of its solution through JVN. JPCERT/CC and Cybozu, Inc. coordinated under the Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 3.5 (Low) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: Required
  • Scope: Unchanged
  • Confidentiality Impact: None
  • Integrity Impact: Low
  • Availability Impact: None
CVSS V2 Severity:
Base Metrics 3.5 (Low) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: Single Instance
  • Confidentiality Impact: None
  • Integrity Impact: Partial
  • Availability Impact: None
Affected Products


Cybozu, Inc.
  • Cybozu Office 9.0.0 to 10.4.0

Impact

If a user accesess a malicious page while logged in, unintended files may be downloaded.
Solution

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

Cybozu, Inc.
CWE (What is CWE?)

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

  1. CVE-2016-4874
References

  1. JVN : JVN#11288252
  2. National Vulnerability Database (NVD) : CVE-2016-4874
Revision History

  • [2016/10/03]
      Web page was published
    [2017/04/24]
      References : Content was added

Date Public2016/10/03
Date First Published2016/10/03
Date Last Updated2017/04/24