Web Crossing WebX webx cross-site scripting

web-crossing-webx-xss (20381)

Medium Risk

Description:

Web Crossing is vulnerable to cross-site scripting caused by improper validation of user-supplied input to WebX and webx. A remote attacker could embed malicious script in a URL request which, once the link is clicked, would be executed in the victim's Web browser within the security context of the hosting site. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.

*CVSS:

Base Score:	5.6
Access Vector:	Remote
Access Complexity:	High
Authentication:	Not Required
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	4.1
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Web Crossing (6.0 or later), available from the Web Crossing Web site. See References.

References:

• Web Crossing FAQ: Web Crossing FAQ.
• BID-13482: WebCrossing WebX Cross-Site Scripting Vulnerability
• CVE-2005-1611: Cross-site scripting (XSS) vulnerability in WebX in Web Crossing 5.x allows remote attackers to inject arbitrary web script or HTML via a URL with an @ followed by the desired script.
• OSVDB ID: 16070: Web Crossing webx XSS
• SA15218: Web Crossing "webx" Cross-Site Scripting Vulnerability

Platforms Affected:

• Web Crossing Web Crossing 5.0

Reported:

May 03, 2005

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 the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email xforce@iss.net

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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.

About IBM Internet Security Systems

IBM Internet Security Systems is a trusted security advisor to thousands of the world's leading businesses and governments, helping to provide pre-emptive protection for networks, desktops and servers. The IBM Proventia? integrated security platform is designed to automatically protect against both known and unknown threats, helping to keep networks up and running and shield customers from online attacks before they impact business assets. IBM Internet Security Systems products and services are based on the proactive security intelligence of its X-Force? research and development team ? an unequivocal world authority in vulnerability and threat research. The IBM Internet Security Systems product line is also complemented by comprehensive Managed Security Services and Professional Security Services. For more information, visit the IBM Internet Security Systems Web site at www.iss.net or call 800-776-2362.