ESA-2015-132: EMC Documentum D2 Fail Open Vulnerability

[Security Alert <Security_Alert@xxxxxxx>]

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ESA-2015-132: EMC Documentum D2 Fail Open Vulnerability

EMC Identifier: ESA-2015-132

CVE Identifier: CVE-2015-4537 

Severity Rating: CVSS v2 Base Score: 8.5 (AV:N/AC:M/Au:S/C:C/I:C/A:C)

Affected products: 
?       EMC Documentum D2 4.2 and earlier

Summary: 

EMC Documentum D2 contains fail open vulnerability that could be exploited by 
malicious users to compromise D2.

Details:  
Lockbox is a component of Documentum D2 which securely stores passwords in an 
encrypted file. Removing the file D2.Lockbox from the Documentum Content Server 
and/or application server causes Documentum D2 to fallback to using a hard 
coded passphrase to encrypt sensitive admin tickets. An attacker can easily 
recover this hard coded password and obtain admin tickets by decompiling 
Documentum D2 jar files.

Resolution: 
The following versions of the product contain the fix for this issue:
?       EMC Documentum D2 4.5 and subsequent patch releases
EMC recommends all customers to upgrade at the earliest opportunity.

Link to remedies:

Registered EMC Online support customers can download software from 
https://emc.subscribenet.com/.

Read and use the information in this EMC Security Advisory to assist in 
avoiding any situation that might arise from the problems described herein. If 
you have any questions regarding this product alert, contact EMC Software 
Technical Support at 1-877-534-2867.
 

For an explanation of Severity Ratings, refer to EMC Knowledgebase solution 
emc218831. EMC recommends all customers take into account both the base score 
and any relevant temporal and environmental scores which may impact the 
potential severity associated with particular security vulnerability.

EMC Corporation distributes EMC Security Advisories, in order to bring to the 
attention of users of the affected EMC products, important security 
information. EMC recommends that all users determine the applicability of this 
information to their individual situations and take appropriate action. The 
information set forth herein is provided "as is" without warranty of any kind. 
EMC disclaims all warranties, either express or implied, including the 
warranties of merchantability, fitness for a particular purpose, title and 
non-infringement. In no event, shall EMC or its suppliers, be liable for any 
damages whatsoever including direct, indirect, incidental, consequential, loss 
of business profits or special damages, even if EMC or its suppliers have been 
advised of the possibility of such damages. Some states do not allow the 
exclusion or limitation of liability for consequential or incidental damages, 
so the foregoing limitation may not apply.

EMC Product Security Response Center
security_alert@xxxxxxx
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