Signature Validation Bypass Affecting json-jwt package, versions <1.9.4
Snyk CVSS
Attack Complexity
Low
Threat Intelligence
EPSS
0.09% (38th
percentile)
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Test your applications- Snyk ID SNYK-RUBY-JSONJWT-22038
- published 28 Jun 2018
- disclosed 2 May 2018
- credit Unknown
Introduced: 2 May 2018
CVE-2018-1000539 Open this link in a new tabHow to fix?
Upgrade json-jwt
to version 1.9.4 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 Signature Validation Bypass. Due to Improper Verification of Cryptographic Signature, an attacker could forge an forge an authentication tag.