EMC Documentum Content Server Privilege Escalation

Posted on Posted in Exploit

EMC Documentum Content Server includes a privilege escalation vulnerability that could potentially be exploited by malicious, regular users to perform certain actions as the superuser. Unprivileged Content Server users may potentially escalate their privileges to become a superuser by creating and performing malicious operations on dm_job objects. This is due to improper authorization checks being performed on such objects and some of their attributes. The previous fix for CVE-2014-4626 was incomplete. Versions 7.2 and below are affected.

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ESA-2015-144: EMC Documentum Content Server Privilege Escalation Vulnerability

EMC Identifier: ESA-2015-144

CVE Identifier: CVE-2015-4544

Severity Rating: CVSS v2 Base Score: 8.2 (AV:N/AC:M/Au:S/C:C/I:C/A:P)

Affected products: 

•  EMC Documentum Content Server prior to 7.0
•  EMC Documentum Content Server 7.0
•  EMC Documentum Content Server 7.1
•  EMC Documentum Content Server 7.2

Summary:  

EMC Documentum Content Server includes a Privilege Escalation Vulnerability that could potentially be exploited by malicious, regular users to perform certain actions as the superuser. 

Details:  

Unprivileged Content Server users may potentially escalate their privileges to become a superuser by creating and performing malicious operations on dm_job objects. This is due to improper authorization checks being performed on such objects and some of their attributes. The previous fix for CVE-2014-4626 was incomplete.

Resolution:  

The following EMC Documentum Content Server release contains resolutions to these issues:
•  EMC Documentum Content Server 7.1P20 or later
•  EMC Documentum Content Server 7.2P04 or later
•  Customers on EMC Documentum Content Server prior to 7.0with extended support agreement are requested to raise hotfix requests through EMC Customer Support.

EMC recommends all customers upgrade at the earliest opportunity. 
Document Content Server is continuing to develop a fix for the below version:
•  EMC Documentum Content Server 7.0. 
This ESA will be updated when fixes are available for additional versions.


Link to remedies:

Registered EMC Online support customers can download the patches 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 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@emc.com
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Quelle: Packet storm Security

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