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XML External Entity (XXE) Injection Affecting samlify package, versions <2.3.0

0.0
high

Snyk CVSS

    Attack Complexity High
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    EPSS 0.09% (39th percentile)
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NVD
7.5 high

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  • Snyk ID npm:samlify:20171002
  • published 22 Jan 2018
  • disclosed 2 Oct 2017
  • credit Unknown
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Introduced: 2 Oct 2017

CVE-2017-1000452 Open this link in a new tab
CWE-91 Open this link in a new tab

How to fix?

Upgrade to shiba version 2.3.0 or higher.

Overview

samlify is a Node.js API for Single Sign On (SAML 2.0).

Affected versions of this package are vulnerable to XML Injection attack.

An XML Signature Wrapping vulnerability exists in Samlify 2.2.0 and earlier, and in predecessor Express-saml2 which could allow attackers to impersonate arbitrary users.