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Security Bulletin: ClearQuest Web parameter tampering to elevated privileges (CVE-2012-2164)

Security Bulletin


Summary

The IBM Rational ClearQuest Web client is subject to an elevated privileges attack. This allows an attacker to access the Site Administration menu.

Vulnerability Details

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CVE ID: CVE-2012-2164

Description: The ClearQuest Web client is subject to an elevated privileges attack on the Site Administration menu. This allows the attacker to adjust parameters which can affect the performance of the ClearQuest Web system.

This attack requires the attacker to have already logged into ClearQuest web client as a valid user. It is then possible for this user to elevate their privilege and access the Site Administration menu.

CVSS Base Score: 5.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/75039 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:S/C:P/I:P/A:N)

Affected Products and Versions

Any supported ClearQuest Web platform.

Remediation/Fixes

Upgrade to ClearQuest version 7.1.2.7 or 8.0.0.3:

Workarounds and Mitigations

Workarounds: Use the desktop clients.
Mitigation: Monitor the Site Administration parameters for any changes. Do not give untrusted users ClearQuest accounts. Use LDAP authentication with password strength and aging policies to mitigate against unauthorized access.

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References

Complete CVSS v2 Guide
On-line Calculator v2

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

None

Change History

* 10 September 2012: CVSS score revised to 5.5 from 4.0
* 8 August 2012: Original copy published

*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.

Related information

Encrypted passwords field available (CVE-2012-2165 )
Help System cross-site scripting (CVE-2012-2161)
Inf Disclosure Web stack traces (CVE-2012-2168)
Help System Open Redirect (CVE-2012-2159)
Cross-Site Scripting Vulnerability (CVE-2012-2205)

Document information

More support for: Rational ClearQuest
Web Client (7.1)

Software version: 7.1, 7.1.0.1, 7.1.0.2, 7.1.1, 7.1.1.1, 7.1.1.2, 7.1.1.3, 7.1.1.4, 7.1.1.5, 7.1.1.6, 7.1.1.7, 7.1.2, 7.1.2.1, 7.1.2.2, 7.1.2.3, 7.1.2.4, 7.1.2.5, 7.1.2.6, 8.0.0.1, 8.0.0.2

Operating system(s): AIX, HP-UX, Linux, Solaris, Windows

Reference #: 1606318

Modified date: 10 September 2012