Security Bulletin: Open Redirect and Cross-Site Scripting Vulnerabilities in the Rational Change Help System (CVE-2012-2159, CVE-2012-2161)

Flash (Alert)


Abstract

Some scripts in the help system used by IBM Rational Change are vulnerable to open redirect or cross-site scripting attacks.

Content

VULNERABILITY DETAILS:

CVE ID: CVE-2012-2159

DESCRIPTION: 
Some scripts used by the help system are vulnerable to redirects from trusted to untrusted web sites when users click a malicious link. 

CVSS:

CVSS Base Score: 4.3
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/74832 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)


CVE ID: CVE-2012-2161


DESCRIPTION: 
Some scripts used by the help system are vulnerable to cross-site scripting attacks. An attacker could potentially exploit this vulnerability to collect user credentials or cookie data when users click a malicious link. 

CVSS:

CVSS Base Score: 4.3
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/74833 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)

Affected Platforms: Any supported Rational Change Web Help platform
Remediation: Upgrade to Rational Change version 5.3.0.4 (Rational Change 5.3.0.4)

Workarounds: Use Rational Change remote help which connects to the Rational Change Information Center.

Mitigation: Do not trust URL links to the Rational Change Help system given by untrusted users. Examine the URL for extra parameters and text that are not related to the Rational Change Web Help system.

References:
Complete CVSS Guide
On-line Calculator V2
CVE-2012-2161
X-Force Vulnerability Database (http://xforce.iss.net/xforce/xfdb/74832)
X-Force Vulnerability Database (http://xforce.iss.net/xforce/xfdb/74833)

*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.

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Document information


More support for:

Rational Change

Software version:

5.3.0.4

Operating system(s):

AIX, Linux, Solaris, Windows

Reference #:

1612273

Modified date:

2012-09-26

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