Franck Grosjean of Red Hat reports: Description of problem: acl definitions are not enforced and could be bypassed by a user without write access to the cib Version-Release number of selected component (if applicable): RedHat Enterprise Linux 6.6 pcs --version = 0.9.123 pacemakerd --version = Pacemaker 1.1.11 How reproducible: a user with a read-only role can assign any other existing roles to himself and then gain any kind of access from any role (rw access to the cib if this kind of role exist). Steps to Reproduce: 1. create a role read-only pcs acl role create read-only description="Read only access" read xpath /cib 2. create a role admin pcs acl role create admin description="Admin access" write xpath /cib 3. create an account (local + pcs) 4. open a session with this roaccount account 5. add admin role to your account pcs acl role assign admin to rocluster 6. check new acl pushed as a read-only user pcs acl User: rocluster Roles: read-only admin Role: read-only Description: Read only access Permission: read xpath /cib (read-only-read) Role: admin Description: Admin access Permission: write xpath /cib (admin-write) 7. add/delete/modify anything Actual results: obtain rw access to the cib Expected results: must not be possible with read-only access to the cib to assign a role Additional info: Introduced in: https://github.com/ClusterLabs/pacemaker/commit/f242c1ef Fixed in: https://github.com/ClusterLabs/pacemaker/commit/84ac07c
Created pacemaker tracking bugs for this issue: Affects: fedora-all [bug 1238846]
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Via RHSA-2015:1424 https://rhn.redhat.com/errata/RHSA-2015-1424.html
Why is the fix for this, comment private?
pacemaker-1.1.13-3.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.
pacemaker-1.1.13-3.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.
pacemaker-1.1.13-3.fc21 has been pushed to the Fedora 21 stable repository. If problems still persist, please make note of it in this bug report.
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2015:2383 https://rhn.redhat.com/errata/RHSA-2015-2383.html