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AUSCERT Security Bulletin
ASB-2018.0108
Master bypass vulnerability patched in McAfee Data Loss Prevention Endpoint
10 May 2018
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AusCERT Security Bulletin Summary
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Product: McAfee Data Loss Prevention Endpoint
Operating System: Windows
Impact/Access: Unauthorised Access -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2018-6664
Member content until: Friday, June 8 2018
OVERVIEW
Multiple vulnerabilities have been identified in McAfee Data Loss
Prevention Endpoint in versions prior to 10.0.500 or 11.0.400. [1]
IMPACT
McAfee has provided the following details:
"Vulnerability Description
It is possible to generate a Master Response String on the endpoint system that
can switch DLP Endpoint protection to bypass mode without needing to generate a
DLP Endpoint master response string in ePO.
CVE-2018-6664
Application protections bypass a vulnerability in Microsoft Windows in McAfee
Data Loss Prevention Endpoint (DLP Endpoint) 10 and DLP Endpoint 11, allowing
authenticated users to bypass the product block action via a command-line
utility.
NOTE: The following links were not yet populated with CVE details at the time
of publication of this Security Bulletin.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2018-6664
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6664" [1]
MITIGATION
The vendor recommends users apply DLP Endpoint 10.0.500 or 11.0.400
on all affected systems. There are no mitigations or workarounds. [1]
REFERENCES
[1] Data Loss Prevention Endpoint update fixes master bypass
vulnerability (CVE-2018-6664)
https://kc.mcafee.com/corporate/index?page=content&id=SB10233
AusCERT has made every effort to ensure that the information contained
in this document is accurate. However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. AusCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.
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Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
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