CVE-2015-7519

agent/Core/Controller/SendRequest.cpp in Phusion Passenger before 4.0.60 and 5.0.x before 5.0.22, when used in Apache integration mode or in standalone mode without a filtering proxy, allows remote attackers to spoof headers passed to applications by using an _ (underscore) character instead of a - (dash) character in an HTTP header, as demonstrated by an X_User header.

• phusionpassenger phusion passenger (<= 4.0.59) • phusionpassenger phusion passenger 5.0.0 • phusionpassenger phusion passenger 5.0.1 • phusionpassenger phusion passenger 5.0.2 • phusionpassenger phusion passenger 5.0.3 • phusionpassenger phusion passenger 5.0.4 • phusionpassenger phusion passenger 5.0.5 • phusionpassenger phusion passenger 5.0.6 • phusionpassenger phusion passenger 5.0.7 • phusionpassenger phusion passenger 5.0.8 • phusionpassenger phusion passenger 5.0.9 • phusionpassenger phusion passenger 5.0.10 • phusionpassenger phusion passenger 5.0.11 • phusionpassenger phusion passenger 5.0.12 • phusionpassenger phusion passenger 5.0.13 • phusionpassenger phusion passenger 5.0.14 • phusionpassenger phusion passenger 5.0.15 • phusionpassenger phusion passenger 5.0.16 • phusionpassenger phusion passenger 5.0.17 • phusionpassenger phusion passenger 5.0.18 • phusionpassenger phusion passenger 5.0.19 • phusionpassenger phusion passenger 5.0.20 • phusionpassenger phusion passenger 5.0.21