Cisco Web Security Appliance Proxied Network Traffic Security Bypass Vulnerability


Description   A vulnerability has been reported in Cisco Web Security Appliance, which can be exploited by malicious people to bypass certain security restrictions.
The vulnerability is caused due to the proxy engine not properly handling HTTP methods and can be exploited to bypass the proxied network traffic protection by sending a specially crafted HTTP CONNECT method.
The vulnerability is reported in version 8.5.0-scylla-805.
     
Vulnerable Products   Vulnerable OS:
Cisco Web Security Appliance 8.xVulnerable Software:
     
Solution   No official solution is currently available.
     
CVE   CVE-2015-0628
     
References   Cisco (CSCus79174):
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0628
http://tools.cisco.com/security/center/viewAlert.x?alertId=37533
     
Vulnerability Manager Detection   No
     
IPS Protection  
ASQ Engine alarm Available Since
Invalid HTTP protocol
3.2.0
     


 
 
 
 
 Risk level 
Moderate 

 Vulnerability First Public Report Date 
2015-02-20 

 Target Type 
Server 

 Possible exploit 
Remote