Published:2016/10/03  Last Updated:2016/10/03

JVN#06726266
Cybozu Office multiple cross-site scripting vulnerabilities

Overview

Cybozu Office contains multiple cross-site scripting vulnerabilities.

Products Affected

  • Cybozu Office 9.0.0 to 10.4.0

Description

Cybozu Office contains multiple cross-site scripting vulnerabilities below.
 

  • Cross-site scripting in the "Customapp" function - CVE-2016-4865
    CVSS v3 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N Base Score: 4.8
    CVSS v2 AV:N/AC:L/Au:S/C:N/I:P/A:N Base Score: 4.0
  • Cross-site scripting in the "Project" function - CVE-2016-4866
    CVSS v3 CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N Base Score: 4.8
    CVSS v2 AV:N/AC:L/Au:S/C:N/I:P/A:N Base Score: 4.0
  • Cross-site scripting in the "Schedule" function - CVE-2016-4870
    CVSS v3 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Base Score: 5.4
    CVSS v2 AV:N/AC:L/Au:S/C:N/I:P/A:N Base Score: 4.0

Impact

An arbitrary script may be executed on the logged in user's web browser.

Solution

Update the Software
Update to the latest version according to the information provided by the developer.

Vendor Status

Vendor Status Last Update Vendor Notes
Cybozu, Inc. Vulnerable 2016/10/03 Cybozu, Inc. website

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Credit

Cybozu, Inc. reported CVE-2016-4865 vulnerability to JPCERT/CC to notify users of its solution through JVN.

Following researchers reported respective vulnerabilities to Cybozu, Inc., and Cybozu, Inc. reported them to JPCERT/CC to notify users of their solutions through JVN.
JPCERT/CC and Cybozu, Inc. coordinated under the Information Security Early Warning Partnership.

CVE-2016-4866
Yuji Tounai

CVE-2016-4870
Kusano Kazuhiko

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2016-4865
CVE-2016-4866
CVE-2016-4870
JVN iPedia JVNDB-2016-000184
JVNDB-2016-000185
JVNDB-2016-000186

Update History

2016/10/03
Information under the section "Description" was modified.