National Cyber-Alert System
Vulnerability Summary for CVE-2009-1211
Original release date:04/01/2009
Last revised:04/01/2009
Source:
US-CERT/NIST
Overview
Blue Coat ProxySG, when transparent interception mode is enabled, uses the HTTP Host header to determine the remote endpoint, which allows remote attackers to bypass access controls for Flash, Java, Silverlight, and probably other technologies, and possibly communicate with restricted intranet sites, via a crafted web page that causes a client to send HTTP requests with a modified Host header.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
4.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: https://hypersonic.bluecoat.com/support/securityadvisories/ProxySG_in_transparent_deployments
Type: Advisory
External Source: SECTRACK
Name: 1021781