Sophos Anti-Virus Denial Of Service

2014.02.04
Risk: Medium
Local: Yes
Remote: No
CWE: CWE-264


CVSS Base Score: 5.6/10
Impact Subscore: 7.8/10
Exploitability Subscore: 3.9/10
Exploit range: Local
Attack complexity: Low
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: Complete

Vulnerability title: Denial of Service in Sophos Anti Virus CVE: CVE-2014-1213 Vendor: Sophos Product: Anti Virus Version: 10.0.11/Engine 3.48.x Reported by: Graham Sutherland Details: The following system objects do not have access control lists (ACLs) set, thus allowing any user to access and manipulate them: Global objects (in namespace \Global, a.k.a. \BaseNamedObjects): $$!_EVENT_$!__ $$!_EVENT_$!__DataUpdateRequest $$!_EVENT_$!__MmfMutexSAV-**** $$!_EVENT_$!__MmfMutexSAV-Info $$!_EVENT_$!__ReadyForUpdateSAV-**** $$!_EVENT_$!__ReadyForUpdateSAV-Info $$!_EVENT_$!__SAV-**** $$!_EVENT_$!__SAV-Info $$!_EVENT_$!__StateChange $$!_EVENT_$!__SuspendedSAV-**** $$!_EVENT_$!__SuspendedSAV-Info $$!_EVENT_$!__UpdateComplete $$!_EVENT_$!__UpdateMutex $$!_EVENT_$!__UpdateRequest $$!_MMMF_$!__ SAV-**** SAV-Info Session objects (in namespace \Sessions\n\BaseNamedObjects): SophosALMonSessionInstance Further details at: http://www.portcullis-security.com/security-research-and-downloads/secur ity-advisories/cve-2014-1213/ Copyright: Copyright (c) Portcullis Computer Security Limited 2014, All rights reserved worldwide. Permission is hereby granted for the electronic redistribution of this information. It is not to be edited or altered in any way without the express written consent of Portcullis Computer Security Limited. Disclaimer: The information herein contained may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (Portcullis Computer Security Limited) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information. ############################################################### This email originates from the systems of Portcullis Computer Security Limited, a Private limited company, registered in England in accordance with the Companies Act under number 02763799. The registered office address of Portcullis Computer Security Limited is: The Grange Barn, Pikes End, Pinner, MIDDX, United Kingdom, HA5 2EX. The information in this email is confidential and may be legally privileged. It is intended solely for the addressee. Any opinions expressed are those of the individual and do not represent the opinion of the organisation. Access to this email by persons other than the intended recipient is strictly prohibited. If you are not the intended recipient, any disclosure, copying, distribution or other action taken or omitted to be taken in reliance on it, is prohibited and may be unlawful. When addressed to our clients any opinions or advice contained in this email is subject to the terms and conditions expressed in the applicable Portcullis Computer Security Limited terms of business. ############################################################### ##################################################################################### This e-mail message has been scanned for Viruses and Content and cleared by MailMarshal. #####################################################################################


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