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Improper Validation Affecting github.com/dexidp/dex/connector/saml Open this link in a new tab package, versions <2.27.0

0.0
critical

  • Exploit Maturity

    Proof of concept

  • Attack Complexity

    Low

  • Confidentiality

    High

  • Integrity

    High

  • Availability

    High

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  • snyk-id

    SNYK-GOLANG-GITHUBCOMDEXIDPDEXCONNECTORSAML-1297180

  • published

    28 May 2021

  • disclosed

    28 May 2021

  • credit

    Unknown

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Introduced: 28 May 2021

CVE-2020-27847 Open this link in a new tab
CWE-228 Open this link in a new tab

How to fix?

Upgrade github.com/dexidp/dex/connector/saml to version 2.27.0 or higher.

Overview

Affected versions of this package are vulnerable to Improper Validation. A vulnerability exists in the SAML connector of the github.com/dexidp/dex library used to process SAML Signature Validation. This flaw allows an attacker to bypass SAML authentication. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.