OpenCms message cross-site scripting

opencms-message-xss (28033)

Medium Risk

Description:

OpenCMS is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using malicious JavaScript embedded within a malicious message to execute script in a victim's Web browser within the security context of the hosting Web site, allowing the attacker to steal the victim's cookie-based authentication credentials.

*CVSS:

Base Score:	1.7
Access Vector:	Remote
Access Complexity:	High
Authentication:	Required
Confidentiality Impact:	None
Integrity Impact:	Partial
Availability Impact:	None
Temporal Score:	1.3
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of OpenCms (6.2.2 or later), available from the OpenCms Web site. See References.

References:

• Full-Disclosure Mailing List, Wed Jul 26 2006 - 09:26:36 CDT: Multiple vulnerabilities in OpenCMS.
• OpenCms Web site: opencms.org: OpenCms - The Open Source Content Management System.
• BID-19174: OpenCMS Multiple Unauthorized Access Vulnerabilities
• CVE-2006-3933: Cross-site scripting (XSS) vulnerability in Alkacon OpenCms before 6.2.2 allows remote authenticated users to inject arbitrary web script or HTML via the message body.
• SA21193: Alkacon OpenCms Script Insertion and Authentication Bypass

Platforms Affected:

• Alkacon OpenCMS 6..0.3
• Alkacon OpenCMS 6.0.4
• Alkacon OpenCMS 6.2
• Alkacon OpenCMS 6.2.1

Reported:

Jul 26, 2006

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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