Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2016.0506
Security Bulletin: GNU C library (glibc) vulnerability affects IBM QRadar
SIEM and Incident Forensics (CVE-2015-7547)
26 February 2016
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Security QRadar SIEM
Publisher: IBM
Operating System: Linux variants
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2015-7547
Reference: ESB-2016.0496
ESB-2016.0492
ESB-2016.0439.2
ESB-2016.0394
ESB-2016.0387
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21977665
- --------------------------BEGIN INCLUDED TEXT--------------------
Security Bulletin: GNU C library (glibc) vulnerability affects IBM QRadar
SIEM and Incident Forensics (CVE-2015-7547)
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 #:
1977665
Modified date:
2016-02-25
Summary
A GNU C library (glibc) stack-based buffer overflow in getaddrinfo()
vulnerability affects IBM QRadar SIEM and Incident Forensics.
Vulnerability Details
CVEID:
CVE-2015-7547
DESCRIPTION:
GNU C Library (glibc) is vulnerable to a stack-based buffer overflow, caused
by improper bounds checking by the nss_dns backend for the getaddrinfo()
function when performing dual A/AAAA DNS queries. By sending a specially
crafted DNS response, a remote attacker could overflow a buffer and execute
arbitrary code on the system or cause the application to crash.
CVSS Base Score: 8.1
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/110662
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
IBM QRadar SIEM 7.1.n
IBM QRadar/QRM/QVM/QRIF 7.2.n
Remediation/Fixes
IBM QRadar SIEM 7.1 MR2 Patch 12 Interim Fix 2
IBM QRadar/QRM/QVM/QRIF 7.2.6 Patch 2 Interim Fix 1
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
Subscribe to
My Notifications
to be notified of important product support alerts like this.
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.
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. 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.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
http://www.auscert.org.au/render.html?cid=1980
===========================================================================
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.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967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=G9r4
-----END PGP SIGNATURE-----