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AUSCERT External Security Bulletin Redistribution
IBM Security AppScan Source opens a debug port during
23 October 2014
AusCERT Security Bulletin Summary
Product: IBM Security AppScan Source
Operating System: Linux variants
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
CVE Names: CVE-2014-4812
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Security Bulletin: IBM Security AppScan Source opens a debug port during
8.0, 8.5, 8.6, 8.7, 8.8, 9.0
Linux, Mac OS X, Solaris, Windows
A debug port is opened during the IBM Security AppScan Source installation
and uninstallation process.
The IBM Security AppScan Source installer opens up a debug port which a
remote attacker can connect to. This occurs only during the installation
and uninstallation process.
The attack does not require authentication, but local network access and
a high degree of specialized knowledge and techniques are required. An
exploit would not affect the integrity of data or availability of the
system, but it could impact the confidentiality of information.
CVSS Base Score: 1.2
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/95388 for the
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:L/AC:H/Au:N/C:P/I:N/A:N)
Affected Products and Versions
IBM Security AppScan Source 9.0
IBM Security AppScan Source 8.8
IBM Security AppScan Source 8.7
IBM Security AppScan Source 8.6
IBM Security AppScan Source 8.5
IBM Security AppScan Source 8.0
Product Name Remediation
AppScan Source 9.0.1 Installer for AppScan Source 9.0.1 has been updated to
resolve this issue.
AppScan Source 9.0 NOTE: For versions 9.0, 8.8, 8.7, 8,6, 8.5, 8.0, fixes
AppScan Source 8.8 available on Fix Central do not use the installer and
AppScan Source 8.7 are not vulnerable to this issue.
AppScan Source 8.6
AppScan Source 8.5
AppScan Source 8.0
Workarounds and Mitigations
Ensure the AppScan Source machine is protected by a firewall during install
Complete CVSS Guide
On-line Calculator V2
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
The vulnerability was discovered and reported to IBM by Thierry De Leeuw.
*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.
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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