F5 Networks FirePass 4100 SSL VPN download_plugin.php3 cross-site scripting
| firepass-downloadplugin-xss (38439) |  Medium Risk |
Description:
F5 Networks FirePass 4100 SSL VPN is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the download_plugin.php3 script. A remote attacker could exploit this vulnerability using the backurl parameter in a specially-crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.
Platforms Affected:
- F5, FirePass 4100 5.4
- F5, FirePass 4100 5.4.1
- F5, FirePass 4100 5.4.2
- F5, FirePass 4100 5.4.3
- F5, FirePass 4100 5.4.4
- F5, FirePass 4100 5.4.5
- F5, FirePass 4100 5.4.6
- F5, FirePass 4100 5.4.7
- F5, FirePass 4100 5.4.8
- F5, FirePass 4100 5.4.9
- F5, FirePass 4100 5.5.0
- F5, FirePass 4100 5.5.1
- F5, FirePass 4100 6.0
- F5, FirePass 4100 6.0.1
Remedy:
Apply the hotfix SOL7498 (available for current customers), as listed on the F5 Networks, Inc. Web site. See References.
Consequences:
Gain Access
References:
- F5 Networks, Inc. Web site, SOL7498 at https://support.f5.com/kb/en-us/solutions/public/7000/400/sol7498.html.
- PR07-13, Cross-site Scripting / HTML injection on F5 FirePass 4100 SSL VPN 'download_plugin.php3' server-side script at http://www.procheckup.com/Vulnerability_PR07-13.php.
- BID-26412: F5 FirePass 4100 SSL VPN Download_Plugin.PHP3 Cross-Site Scripting Vulnerability
- BID-26661: F5 Networks FirePass 4100 SSL VPN Download_Plugin.PHP3 Cross-Site Scripting Vulnerability
- CVE-2007-5979: Cross-site scripting (XSS) vulnerability in download_plugin.php3 in F5 Firepass 4100 SSL VPN 5.4 through 5.5.2 and 6.0 through 6.0.1 allows remote attackers to inject arbitrary web script or HTML via the backurl parameter.
- SA27647: F5 Firepass 4100 SSL VPN "backurl" Cross-Site Scripting Vulnerability
- SECTRACK ID: 1018937: F5 FirePass Input Validation Hole in 'download_plugin.php3' Permits Cross-Site Scripting Attacks
- VUPEN/ADV-2007-3847: F5 FirePass backurl Parameter Cross Site Scripting Vulnerability
Reported:
Nov 12, 2007
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