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AUSCERT Security Bulletin
ASB-2017.0200
SAML Vulnerabilities in Splunk Enterprise
16 November 2017
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AusCERT Security Bulletin Summary
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Product: Splunk Enterprise
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Access Privileged Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
Member content until: Saturday, December 16 2017
OVERVIEW
Multiple SAML-related vulnerabilities have been identified in
Splunk Enterprise prior to versions 7.0.0.1, 6.6.4, 6.4.9 and 6.3.12.
[1]
IMPACT
Splunk has provided the following details regarding the vulnerabilities:
"Splunk Enterprise versions 7.0.x before 7.0.0.1, 6.6.x before
6.6.4, 6.5.x before 6.5.6, 6.4.x before 6.4.9, 6.3.x before 6.3.12 are
vulnerable to multiple SAML vulnerabilities. The most severe of these
vulnerabilities can permit an unauthenticated attacker access to a SAML-enabled
Splunk Web or permit an authenticated user to impersonate another user or role."
[1]
MITIGATION
Splunk recommends upgrading to the latest versions to address
these vulnerabilities. [1]
REFERENCES
[1] Splunk Enterprise 7.0.0.1, 6.6.4, 6.5.6, 6.4.9 and 6.3.12 address
multiple SAML vulnerabilities
https://www.splunk.com/view/SP-CAAAP3K
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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