Date Found: 19th June 2007=0D
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Successfully tested on: version 5.5.2=0D
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F5 Networks has confirmed the following versions to be vulnerable:=0D
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FirePass versions 5.4 - 5.5.2=0D
FirePass versions 6.0 - 6.0.1=0D
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Description:=0D
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F5 Networks FirePass 4100 SSL VPN is vulnerable to XSS within the "backurl" parameter processed by the "download_plugin.php3" server-side script.=0D
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No authentication is required to exploit this vulnerability.=0D
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Consequences:=0D
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An attacker may be able to cause execution of malicious scripting code in the browser of a user who visits a specially-crafted URL to an F5 Firepass device, or visits a malicious page that makes a request to such URL. Such code would run within the security context of the target domain.=0D
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This type of attack can result in non-persistent defacement of the target site, or the redirection of confidential information (i.e. admin session IDs) to unauthorised third parties. =0D
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Severity: Medium/High=0D
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Credits: Jan Fry [jan.fry [at] procheckup.com] and Adrian Pastor [adrian.pastor [at] procheckup.com] of ProCheckUp Ltd =0D
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Fix:=0D
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F5 Networks has issued SOL7498:=0D
https://support.f5.com/kb/en-us/solutions/public/7000/400/sol7498.html =0D
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More information, including proof of concept can be found on:=0D
http://www.procheckup.com/Vulnerability_PR07-13.php