OpenJDK Proxy mechanism information leaks (6801071)

The SOCKS proxy implementation in Sun Java Runtime Environment JRE in JDK and JRE 6 before Update 15, and JDK and JRE 5.0 before Update 20, allows remote attackers to discover the username of the account that invoked an untrusted 1 applet or 2 Java Web Start application via unspecified vectors...

Anti-DNS Pinning and Java Applets with HTTP proxy

Sun Java Runtime Environment JRE in JDK and JRE 6 Update 2 and earlier, JDK and JRE 5.0 Update 12 and earlier, SDK and JRE 1.4.215 and earlier, and SDK and JRE 1.3.120 and earlier, when an HTTP proxy server is used, allows remote attackers to violate the security model for an applet's outbound...