Published:2014/04/30  Last Updated:2014/05/14

JVN#90519014
Cybozu Garoon Phone Messages vulnerable to denial-of-service (DoS)

Overview

Cybozu Garoon contains contains a denial-of-service (DoS) vulnerability in the Phone Messages function.

Products Affected

  • Cybozu Garoon 3.7.0 to 3.7 Service Pack 2

Description

Cybozu Garoon provided by Cybozu, Inc. is a groupware. Cybozu Garoon contains a denial-of-service (DoS) vulnerability in the Phone Messages function.

Impact

Processing input from a user who can log in to the system may cause denial-of-service (DoS) condition on the server by consuming high system resources.

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 2014/04/30 Cybozu, Inc. website

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2014.04.30 (CVSS Base Metrics)

What is CVSS?

Measures Severity Description
Access Vector(AV) Local (L) Adjacent Network (A) Network (N) A vulnerability exploitable with network access means the vulnerable software is bound to the network stack and the attacker does not require local network access or local access. Such a vulnerability is often termed "remotely exploitable".
Access Complexity(AC) High (H) Medium (M) Low (L) The access conditions are somewhat specialized.
Authentication(Au) Multiple (M) Single (S) None (N) The vulnerability requires an attacker to be logged into the system (such as at a command line or via a desktop session or web interface).
Confidentiality Impact(C) None (N) Partial (P) Complete (C) There is no impact to the confidentiality of the system.
Integrity Impact(I) None (N) Partial (P) Complete (C) There is no impact to the integrity of the system.
Availability Impact(A) None (N) Partial (P) Complete (C) There is reduced performance or interruptions in resource availability.

Base Score:3.5

Credit

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2014-1988
JVN iPedia JVNDB-2014-000042

Update History

2014/05/14
Information under the section "Products Affected" was updated.