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AUSCERT External Security Bulletin Redistribution
ESB-2016.0312
OpenSSLas used in IBM QRadar SIEM is vulnerable to a Denial of Service
attack, and Sensitive Information Exposure
8 February 2016
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM QRadar SIEM
Publisher: IBM
Operating System: Linux variants
Impact/Access: Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2015-3196 CVE-2015-3195 CVE-2015-3194
Reference: ASB-2016.0004
ESB-2015.3042
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21976148
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Security Bulletin: OpenSSLas used in IBM QRadar SIEM is vulnerable to a
Denial of Service attack, and Sensitive Information Exposure. (CVE-2015-3194,
CVE-2015-3195, CVE-2015-3196)
Security Bulletin
Document information
More support for:
IBM Security QRadar SIEM
Software version:
7.1, 7.2
Operating system(s):
Linux
Software edition:
All Editions
Reference #:
1976148
Modified date:
2016-02-04
Summary
OpenSSL vulnerabilities announced 12-3-15 this will also cover Node.js which
consumes OpenSSL
Vulnerability Details
CVE-ID:
CVE-2015-3194
Description:
OpenSSL is vulnerable to a denial of service, caused by a NULL pointer
dereference when verifying certificates via a malformed routine. An attacker
could exploit this vulnerability using signature verification routines with
an absent PSS parameter to cause any certificate verification operation to
crash.
CVSS Base Score:
5.3
CVSS Temporal Score:
See
https://exchange.xforce.ibmcloud.com/vulnerabilities/108503
for the current score
CVSS Environmental Score:
*Undefined
CVSS Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVE-ID:
CVE-2015-3195
Description:
OpenSSL could allow a remote attacker to obtain sensitive information, caused
by a memory leak in a malformed X509_ATTRIBUTE structure. An attacker could
exploit this vulnerability to obtain CMS data and other sensitive
information.
CVSS Base Score:
5.3
CVSS Temporal Score:
See
https://exchange.xforce.ibmcloud.com/vulnerabilities/108504
for the current score
CVSS Environmental Score:
*Undefined
CVSS Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVE-ID:
CVE-2015-3196
Description:
OpenSSL is vulnerable to a denial of service, caused by a race condition when
PSK identity hints are received by a multi-threaded client and the SSL_CTX
structure is updated with the incorrect value. An attacker could exploit this
vulnerability to possibly corrupt memory and cause a denial of service.
CVSS Base Score:
3.7
CVSS Temporal Score:
See
https://exchange.xforce.ibmcloud.com/vulnerabilities/108505
for the current score
CVSS Environmental Score:
*Undefined
CVSS Vector:
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products and Versions
IBM QRadar SIEM and QRadar Incident Forensics 7.2.n
IBM QRadar SIEM 7.1.n
Remediation/Fixes
IBM QRadar/QRM/QVM/QRIF 7.2.6 Patch 2
IBM QRadar 7.1 MR2 Patch 12 Interim Fix 1
Workarounds and Mitigations
None
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References
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
*The CVSS Environment Score is customer environment specific and will
ultimately impact the Overall CVSS Score. Customers can evaluate the impact
of this vulnerability in their environments by accessing the links in the
Reference section of this Security Bulletin.
Disclaimer
According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
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