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Improper Validation Affecting github.com/dexidp/dex/connector/saml package, versions <2.27.0

0.0
critical

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.25% (62nd percentile)
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NVD
9.8 critical

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  • Snyk ID SNYK-GOLANG-GITHUBCOMDEXIDPDEXCONNECTORSAML-1297180
  • published 28 May 2021
  • disclosed 28 May 2021
  • credit Unknown
Report a new vulnerability Found a mistake?

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.