Security Bulletin: ClearQuest Help System Open Redirect (CVE-2012-2159)

Security Bulletin

Summary

Some scripts inside the IBM Rational ClearQuest web help application are vulnerable to Open Redirect attacks. Exploiting this vulnerability allows an attacker to provide a link to the victim which directs to the trusted website. If the user visits the link to the trusted website, the user gets immediately redirected to the website provided by the attacker.

Vulnerability Details

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CVE ID: CVE-2012-2159

Description: The ClearQuest Help system contains a Open Redirect vulnerability. The ClearQuest web user needs to be tricked into inserting mal-formed URL addresses into the browser, or click on a mal-formed URL link.

This vulnerability exists for those deployments that are using their own Intranet Help server (also known as Enterprise help server) .

CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/74832 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

Any supported ClearQuest Web Help platform.

Remediation/Fixes

Upgrade to one of the following releases:

Workarounds and Mitigations

Workaround:

Use ClearQuest Remote Help which connects to the ClearQuest Information Center.

Mitigation:

Do not trust URL links to the ClearQuest Help system given by untrusted users. Examine the URL for extra parameters and text that is not related to the ClearQuest Help system.

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References

Complete CVSS v2 Guide
On-line Calculator v2

Off

PM61737

Acknowledgement

None

Change History

* 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

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Tips

Security Bulletin: ClearQuest Help System Open Redirect (CVE-2012-2159)