CVE-2017-11430

Publication date 17 April 2019

Last updated 25 August 2025


Ubuntu priority

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Description

OmniAuth OmnitAuth-SAML 1.9.0 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.

Read the notes from the security team

Status

Package Ubuntu Release Status
ruby-omniauth-saml 18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
17.10 artful Ignored end of life
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes


msalvatore

Affected code is in ruby-saml

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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