CVE-2020-10758: Allocation of Resources Without Limits or Throttling

February 9, 2022

A vulnerability was found in Keycloak before 11.0.1 where DoS attack is possible by sending twenty requests simultaneously to the specified keycloak server, all with a Content-Length header value that exceeds the actual byte count of the request body.

References

bugzilla.redhat.com/show_bug.cgi?id=1843849
github.com/advisories/GHSA-52rg-hpwq-qp56
github.com/keycloak/keycloak/commit/bee4ca89897766c4b68856eafe14f1a3dad34251
nvd.nist.gov/vuln/detail/CVE-2020-10758

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