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Security Bypass Affecting pyjwt package, versions [,1.0.0)

0.0
medium

Snyk CVSS

    Attack Complexity Low
    Integrity High

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  • Snyk ID SNYK-PYTHON-PYJWT-40733
  • published 4 Dec 2017
  • disclosed 17 Mar 2015
  • credit Unknown
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Introduced: 17 Mar 2015

CVE NOT AVAILABLE CWE-284 Open this link in a new tab

How to fix?

Upgrade pyjwt to version 1.0.0 or higher.

Overview

Affected versions of pyjwt are vulnerable to Security Bypass.

when alg=none its accept value for the key which could bypass signature verification.