GNOME NetworkManager before 0.7.0.99 does not properly verify privileges for dbus (1) modify and (2) delete requests, which allows local users to change or remove the network connections of arbitrary users via unspecified vectors related to org.freedesktop.NetworkManagerUserSettings and at_console.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8931
https://exchange.xforce.ibmcloud.com/vulnerabilities/49063
https://bugzilla.redhat.com/show_bug.cgi?id=487752
http://www.ubuntu.com/usn/USN-727-1
http://www.securitytracker.com/id?1021909
http://www.securityfocus.com/bid/33966
http://www.redhat.com/support/errata/RHSA-2009-0361.html
http://secunia.com/advisories/34473
http://secunia.com/advisories/34067
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00003.html