CVE-2015-7519: Input Validation

Published Jan 8, 2016
·
Updated

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 XUser header.

Affected Software

28 affected components
Phusionpassenger Phusion Passenger<=4.0.59
Phusionpassenger Phusion Passenger=5.0.0
Phusionpassenger Phusion Passenger=5.0.0-beta1
Phusionpassenger Phusion Passenger=5.0.0-beta2
Phusionpassenger Phusion Passenger=5.0.0-beta3
Phusionpassenger Phusion Passenger=5.0.0-rc1
Phusionpassenger Phusion Passenger=5.0.0-rc2
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

Event History

Jan 8, 2016
CVE Published
via MITRE·07:00 PM
Data Sourced
via MITRE·07:00 PM
Description

Frequently Asked Questions

1

What is the impact of CVE-2015-7519?

CVE-2015-7519 allows remote attackers to spoof headers passed to applications via HTTP requests.

2

What versions of Phusion Passenger are affected by CVE-2015-7519?

CVE-2015-7519 affects Phusion Passenger versions before 4.0.60 and 5.0.x before 5.0.22.

3

How do I mitigate CVE-2015-7519?

To mitigate CVE-2015-7519, upgrade to Phusion Passenger version 4.0.60 or 5.0.22 and later.

4

What is the severity rating of CVE-2015-7519?

CVE-2015-7519 is rated as a moderate severity vulnerability.

5

Is there a workaround for CVE-2015-7519 if I cannot upgrade?

A potential workaround for CVE-2015-7519 is to configure a filtering proxy to sanitize HTTP headers.

Company

Resources

Contact

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