JVN#24035499
        Cybozu Garoon vulnerable to session management
              
      
      Overview
Cybozu Garoon contains a vulnerability in session management.
Products Affected
- Cybozu Garoon 2.5.4 and earlier
 - Cybozu Garoon 3.7 Service Pack 3 and earlier
 
Description
Cybozu Garoon provided by Cybozu, Inc. is a groupware. Cybozu Garoon contains a vulnerability in session management.
Impact
A user who can log in to the product may impersonate an arbitrary user. As a result, information may be altered or disclosed.
Solution
For Cybozu Garoon 3.7:
Apply the Patch
Apply the appropriate patch according to the information provided by the developer.
For Cybozu Garoon 3.5 and earlier and Cybozu Garoon  2.5.4 and earlier:
Update the Software and apply the patch
Update to the latest version, and then apply the appropriate patch according to the information provided by the developer.
Vendor Status
| Vendor | Status | Last Update | Vendor Notes | 
|---|---|---|---|
| Cybozu, Inc. | Vulnerable | 2014/02/26 | Cybozu, Inc. website | 
References
JPCERT/CC Addendum
Vulnerability Analysis by JPCERT/CC
Analyzed on 2014.02.26
| Measures | Conditions | Severity | 
|---|---|---|
| Access Required | can be attacked over the Internet using packets | 
                
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| Authentication | login caused to be created by an administrator | 
                
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| User Interaction Required | the vulnerability can be exploited without an honest user taking any action | 
                
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| Exploit Complexity | some expertise and/or luck required (most buffer overflows, guessing correctly in small space, expertise in Windows function calls) | 
                
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Credit
Other Information
| JPCERT Alert | |
| JPCERT Reports | |
| CERT Advisory | 
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| CPNI Advisory | 
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| TRnotes | 
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| CVE | 
                                    CVE-2014-0817 | 
              
| JVN iPedia | 
                                    JVNDB-2014-000021 |