Posted by Julian Horoszkiewicz on May 14

Title: Ambari Server 1.7.0 Local Privilege Escalation
Author: Julian Horoszkiewicz
Description:
An issue with ambari-root privilege separation model has been identified.
The reason for this is that /var/lib/ambari-server/ambari-env.sh script is
by default owned by user ambari, but executed as root. That opens the way
for adding arbitrary commands to be executed as root if one has access to
ambari user account.
The ambari server itself runs with…