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Improper Input Validation Affecting json-jwt package, versions <1.11.0

0.0
high

Snyk CVSS

    Attack Complexity Low
    Integrity High

    Threat Intelligence

    EPSS 0.16% (52nd percentile)
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NVD
7.5 high

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  • Snyk ID SNYK-RUBY-JSONJWT-483343
  • published 12 Nov 2019
  • disclosed 12 Nov 2019
  • credit Unknown
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Introduced: 12 Nov 2019

CVE-2019-18848 Open this link in a new tab
CWE-20 Open this link in a new tab

How to fix?

Upgrade json-jwt to version 1.11.0 or higher.

Overview

json-jwt is a JSON Web Token and its family (JSON Web Signature, JSON Web Encryption and JSON Web Key) in Ruby.

Affected versions of this package are vulnerable to Improper Input Validation. The json-jwt gem before 1.11.0 for Ruby lacks an element count during the splitting of a JWE string.