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AUSCERT External Security Bulletin Redistribution
ESB-2016.0602
Security Bulletin: GNU C library (glibc) vulnerability
affects IBM Identity Security Governance (CVE-2015-7547)
7 March 2016
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Security Identity Governance and Intelligence
Publisher: IBM
Operating System: Network Appliance
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2015-7547
Reference: ASB-2016.0020
ASB-2016.0017
ESB-2016.0596
ESB-2016.0580
ESB-2016.0549
ESB-2016.0535
ESB-2016.0506
ESB-2016.0496
Original Bulletin:
https://www-304.ibm.com/support/docview.wss?uid=swg21978000
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Security Bulletin: GNU C library (glibc) vulnerability affects IBM Identity
Security Governance (CVE-2015-7547)
Document information
More support for:
IBM Security Identity Governance and Intelligence
Software version:
5.2
Operating system(s):
Appliance
Reference #:
1978000
Modified date:
2016-02-29
Security Bulletin
Summary
A GNU C library (glibc) stack-based buffer overflow in getaddrinfo()
vulnerability affects IBM Identity Security Governance
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 Security Identity Governance and Intelligence 5.2
Remediation/Fixes
IBM Security Identity Governance and Intelligence 5.2 None 5.2.0.1-ISS-SIGI-GLIBC
Workarounds and Mitigations
None
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References
Complete CVSS v2 Guide
On-line Calculator v2
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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