It was found that the web interface provided by Red Hat Satellite to create the initial administrator user was not disabled after the initial user was created. A remote attacker could use this flaw to create an administrator user with credentials they specify. This user could then be used to assume control of the Satellite server.

XML external entity (XXE) in the RPC interface in Spacewalk and Red Hat Network (RHN) Satellite 5.7 and earlier allows remote attackers to read arbitrary files and possibly have other unspecified impact via unknown vectors.