EMC Avamar Data Store / Virtual Edition 7.3.1 / 7.3.0 Privilege Escalation

Risk: Medium
Local: Yes
Remote: No
CWE: CWE-264

CVSS Base Score: 4.6/10
Impact Subscore: 6.4/10
Exploitability Subscore: 3.9/10
Exploit range: Local
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ESA-2016-146: EMC Avamar Data Store and Avamar Virtual Edition Privilege Escalation Vulnerability EMC Identifier: ESA-2016-146 CVE Identifier: CVE-2016-8214 Severity Rating: CVSSv3 Base Score: 6.7 (AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H) Affected products: EMC Avamar Data Store (ADS) and Avamar Virtual Edition (AVE) versions 7.3.0 and 7.3.1. Summary: EMC Avamar Data Store (ADS) and Avamar Virtual Edition (AVE) versions 7.3.0 and 7.3.1 contain a vulnerability that may allow malicious administrators to compromise Avamar servers. Details: Incorrect file ownership may allow a malicious administrative user to bypass some sudo command restrictions and execute commands as root, resulting in a privilege escalation vulnerability. Resolution: The following EMC Avamar releases contain a resolution to this vulnerability: Avamar Server Version 7.3.0 with Hotfix 268253 Avamar Server Version 7.3.1 with Hotfix 272363 EMC recommends all customers upgrade at the earliest opportunity. Link to remedies: To upgrade your EMC Avamar system, contact your account representative or EMC Remote Proactive Customer Support at https://support.emc.com and refer to this article number. Credits: EMC would like to thank Thorsten Tullmann from Karlsruhe Institute of Technology (KIT), Germany, for reporting the issue described in this advisory. 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. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJYhimIAAoJEHbcu+fsE81ZrTMH/jwBuaQ8AFI6jqLtbOLBvFID uh31V8lhVwVX6AUI9xON/Txb9uo+xupoAODfG2tIitKW5BXwsUxsy+TnRMxf0CDk mR9zjuOUSg4sCFTehGmdswVfQVOESUO5vOJzPkBBp1Ml0KuhBpR6tZsgChM5HuiJ plnllTPDL2GENZYniGg+Kcf/nO5jFuXNFxBCAb1kaJmTHIrUHpJe+0HHyoXjY63G Ai3k8edDaR/Pntb9teELAssFrLyP78CbccHHVih8U35bVMXIx9WwXidGFTVv3go3 dU7HJFXa2Rd54HvkU5wwlrb3970DZj3v+2OLraC4DgfvSGYJaElaQrfj6kW5yvQ= =ktXf -----END PGP SIGNATURE-----

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