(HP Issues Fix for HP-UX) ISC BIND TKEY Query Processing Flaw Lets Remote Users Cause the Target Service to Crash
SecurityTracker Alert ID: 1033357|
SecurityTracker URL: http://securitytracker.com/id/1033357
(Links to External Site)
Date: Aug 21 2015
Denial of service via network|
Fix Available: Yes Vendor Confirmed: Yes |
Version(s): 9.1.0 - 9.8.x, 9.9.0 - 9.9.7-P1, 9.10.0 - 9.10.2-P2|
A vulnerability was reported in ISC BIND. A remote user can cause the target service to crash.|
A remote user can send a specially crafted TKEY query packet to trigger a REQUIRE assertion failure and cause the named service to crash. The flaw occurs prior to the access control list checks.
Recursive and authoritative servers are affected.
Jonathan Foote reported this vulnerability.
A remote user can cause the target named service to crash.|
HP has issued a fix.|
The HP advisory is available at:
Vendor URL: h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04774040 (Links to External Site)
Exception handling error|
|Underlying OS: UNIX (HP/UX)|
|Underlying OS Comments: 11.31|
This archive entry is a follow-up to the message listed below.|
Source Message Contents
Subject: [security bulletin] HPSBUX03410 SSRT102175 rev.1 - HP-UX Running BIND, Remote Denial of Service (DoS)|
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Note: the current version of the following document is available here:
SUPPORT COMMUNICATION - SECURITY BULLETIN
Document ID: c04774040
HPSBUX03410 SSRT102175 rev.1 - HP-UX Running BIND, Remote Denial of Service
NOTICE: The information in this Security Bulletin should be acted upon as
soon as possible.
Release Date: 2015-08-21
Last Updated: 2015-08-21
Potential Security Impact: Remote denial of service (DoS)
Source: Hewlett-Packard Company, HP Software Security Response Team
A potential security vulnerability has been identified with HP-UX running
BIND. This vulnerability could be exploited remotely to create a Denial of
SUPPORTED SOFTWARE VERSIONS*: ONLY impacted versions are listed.
HP-UX B.11.31 running BIND 9.9.4 prior to C.188.8.131.52.0
CVSS 2.0 Base Metrics
Reference Base Vector Base Score
CVE-2015-5477 (AV:N/AC:L/Au:N/C:N/I:N/A:C) 7.8
Information on CVSS is documented
in HP Customer Notice: HPSN-2008-002
HP has provided an updated version of the BIND service to resolve this
BIND 9.9.4 for HP-UX Release
B.11.31 (PA and IA)
MANUAL ACTIONS: Yes - Update
Download and install the software update
PRODUCT SPECIFIC INFORMATION
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more information see: https://www.hp.com/go/swa
The following text is for use by the HP-UX Software Assistant.
action: install revision C.184.108.40.206.0 or subsequent
END AFFECTED VERSIONS
Version:1 (rev.1) - 21 August 2015 Initial release
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