Skip to main content

Missing Authentication for Critical Function

CVE-2021-20262

Severity Medium
Score 6.8/10

Summary

A flaw was found in all currently available versions of Keycloak where re-authentication does not occur while updating the password. This flaw allows an attacker to take over an account if they can obtain temporary, physical access to a user's browser. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

  • LOW
  • PHYSICAL
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • HIGH

CWE-306 - Missing Authentication for Critical Function

The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

Advisory Timeline

  • Published