Rack Hash Collision Form Parameter Parsing Remote DoS

Metadata

medium
5.0
rack
CVE-2011-5036
osvdb.org
2011-12-28
2017-06-16 18:58
CVE-2011-5036 ruby-rack
CVE-2011-5036
2017-04-01 19:11
2017-01-05 20:15

Description

Rack contains a flaw that may allow a remote denial of service. The issue is
triggered when an attacker sends multiple crafted parameters which trigger
hash collisions, and will result in loss of availability for the program via
CPU consumption.

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Affected package information

Package Patched in Unaffected in
rack ~> 1.1.3,~> 1.2.5,~> 1.3.6,>= 1.4.0 None