Skip to main content

Execution with Unnecessary Privileges

CVE-2020-27826

Medium
4.2/10

Summary

A flaw was found in Keycloak before version 12.0.2 where it is possible to update the user's metadata attributes using Account REST API. This flaw allows an attacker to change its own NameID attribute to impersonate the admin user for any particular application.

  • HIGH
  • NETWORK
  • LOW
  • UNCHANGED
  • NONE
  • LOW
  • LOW
  • NONE

CWE-250 - Execution with Unnecessary Privileges

The software performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses.

References

Advisory Timeline

  • Published