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squid -- HTTP response splitting cache pollution attack


According to a whitepaper published by Sanctum, Inc., it is possible to mount cache poisoning attacks against, among others, squid proxies by inserting false replies into the HTTP stream.

The squid patches page notes:

This patch additionally strengthens Squid from the HTTP response attack described by Sanctum.



portaudit: squid -- HTTP response splitting cache pollution attack

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Oliver Eikemeier <>