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7PK - Security Features


Severity High
Score 9.1/10


The Doorkeeper gem before 4.2.0 for Ruby might allow remote attackers to conduct replay attacks or revoke arbitrary tokens by leveraging failure to implement the OAuth 2.0 Token Revocation specification.

  • LOW
  • HIGH
  • NONE
  • NONE
  • NONE
  • HIGH

CWE-254 - Security Features

Security features are integrated into the application infrastructure to protect its resources and the trusted environment against a known exploit, threat, or vulnerability. However, flawed, disabled, or absent security features expose the application to a variety of attacks. This is a multidimensional vulnerability with broad potential impact. It can lead to defacement, confidentiality compromise, system takeover, etc.

Advisory Timeline

  • Published