oss-security - [CVE-2016-5697] signature wrapping attack vulnerability in ruby-saml prior to version 1.3.0

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Message-ID: <CAAdSu-FbGNfOsfRv9saHTCso0fPQJ+QrJ5JamZf4_gcCq7LD6w@mail.gmail.com>
Date: Fri, 24 Jun 2016 10:14:46 -0700
From: Alvaro Hoyos <alvaro.hoyos@...login.com>
To: ruby-security-ann@...glegroups.com, rubysec-announce@...glegroups.com, 
	oss-security@...ts.openwall.com
Subject: [CVE-2016-5697] signature wrapping attack vulnerability in ruby-saml
 prior to version 1.3.0

Overview:
Ruby-saml prior to version 1.3.0 is vulnerable to an XML signature wrapping
attack. Ruby-saml users must update to 1.3.0 version which implements 3
extra validations to mitigate this kind of attack.

Overall CVSS Score 6.1

Fix: Add extra validations to prevent Signature wrapping attacks [1]

[1] https://github.com/onelogin/ruby-saml

alvaro j hoyos | chief information security officer |
alvaro.hoyos@...login.com | +1 415.653.1893 | skype: alvaroonelogin

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