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AUSCERT External Security Bulletin Redistribution
ESB-2013.0023
Security Bulletin: Vulnerability in IBM Rational Policy Tester - Insecure
Handling of SSL Communication during Scanning and the Manual Explore Proxy
to the site (CVE-2012-0738, CVE-2012-0741)
8 January 2013
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM Rational Policy Tester
Publisher: IBM
Operating System: Windows
Impact/Access: Provide Misleading Information -- Remote with User Interaction
Unauthorised Access -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2012-0741 CVE-2012-0738
Original Bulletin:
http://www-01.ibm.com/support/docview.wss?uid=swg21620760
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Security Bulletin: Vulnerability in IBM Rational Policy Tester - Insecure
Handling of SSL Communication during Scanning and the Manual Explore Proxy to
the site (CVE-2012-0738, CVE-2012-0741)
Document information
Rational Policy Tester
General Support Issues
Software version:
5.4.0.1, 5.5, 5.6, 8.0, 8.5, 8.5.0.1, 8.5.0.2
Operating system(s):
Windows
Reference #:
1620760
Modified date:
2013-01-07
News
Abstract
The scan agent of IBM Rational Policy Tester does not allow a user to inspect
the validity of the certificate presented by the server being scanned or during
Manual Explore.
Content
VULNERABILITY DETAILS:
CVE ID: CVE-2012-0738
DESCRIPTION: All customers who are using Policy Tester and scanning https
sites may want to insure the validity of the SSL connection to avoid a man in
the middle attack. This option is not available in Policy Tester versions that
are listed under affected platforms.
CVSS:
CVSS Base Score: 5.8
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/74578 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:N)
AFFECTED PRODUCTS AND VERSIONS:
* Versions 5.4 through 8.5.0.2 of IBM Rational Policy Tester running on
Microsoft Windows are affected.
REMEDIATION: The recommended solution is to apply the fix listed below and
perform the following changes for jobs that require this option:
* In the job properties of a scan, select Connections and disable the Allow
connections with invalid/untrusted certificates options under Communication.
(NOTE: This option is a per job option)
Vendor Fix:
For version 8.5.0.2:
* Apply the 8.5.0.3 Fix Pack
For version 5.4 to version 8.5.0.1:
* If you are unable to upgrade to version 8.5.0.3, contact IBM Technical
Support
Workaround(s): None known; apply fixes
Mitigation(s):
* Before scanning an https site, confirm that the SSL certificate is valid for
the site being scanned.
CVE ID: CVE-2012-0741
DESCRIPTION: All customers who are using Policy Tester and manually exploring
https sites may want to insure the validity of the SSL connection to avoid a
man in the middle attack. This option is not available in Policy Tester
versions that are listed under affected platforms.
CVSS:
CVSS Base Score: 4.3
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/74142 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)
AFFECTED PRODUCTS AND VERSIONS:
* Versions 5.4 through 8.5.0.2 of IBM Rational Policy Tester running on
Microsoft Windows are affected.
REMEDIATION: The recommended solution is to apply the fix listed below and
perform the following changes for jobs that require this option:
* In the job properties of a scan, select Connections and disable the Allow
connections with invalid/untrusted certificates options under Communication.
(NOTE: This option is a per job option)
Vendor Fix:
For version 8.5.0.2:
* Apply the 8.5.0.3 Fix Pack
For version 5.4 to version 8.5.0.1:
* If you are unable to upgrade to version 8.5.0.3, contact IBM Technical
Support
Workaround(s): None known; apply fixes
Mitigation(s):
* Before manually exploring an https site, confirm that the SSL certificate is
valid for the site being scanned.
REFERENCES:
Complete CVSS Guide (hyperlink to http://www.first.org/cvss/cvss-guide.html )
On-line Calculator V2 (link to http://nvd.nist.gov/cvss.cfm?calculator&adv&version=2)
X-Force Vulnerability Database (http://xforce.iss.net/xforce/xfdb/74578)
CVE-2012-0738 (http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0738)
X-Force Vulnerability Database (http://xforce.iss.net/xforce/xfdb/74142)
CVE-2012-0741 (http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0741)
IBM Rational Policy Tester Fix Pack 8.5.0.3 (http://www-01.ibm.com/support/docview.wss?uid=swg24033891)
* 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 Flash.
Note: 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.
Copyright and trademark information
IBM, the IBM logo and ibm.com are trademarks of International Business
Machines Corp., registered in many jurisdictions worldwide. Other product and
service names might be trademarks of IBM or other companies. A current list of
IBM trademarks is available on the Web at "Copyright and trademark information"
at www.ibm.com/legal/copytrade.shtml.
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