========================================================================== Ubuntu Security Notice USN-2013-1 November 07, 2013 maas vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 13.04 - Ubuntu 12.10 - Ubuntu 12.04 LTS Summary: MAAS could be made to run programs as an administrator. Software Description: - maas: Ubuntu MAAS Server Details: It was discovered that maas-import-pxe-files incorrectly loaded configuration information from the current working directory. A local attacker could execute code as an administrator if maas-import-pxe-files were run from an attacker-controlled directory. (CVE-2013-1057) It was discovered that maas-import-pxe-files doesn't cryptographically verify downloaded content. An attacker could modify images without detection. (CVE-2013-1058) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 13.04: maas-cluster-controller 1.3+bzr1461+dfsg-0ubuntu2.3 Ubuntu 12.10: maas-cluster-controller 1.2+bzr1373+dfsg-0ubuntu1.1 Ubuntu 12.04 LTS: maas-cluster-controller 1.2+bzr1373+dfsg-0ubuntu1~12.04.4 In general, a standard system update will make all the necessary changes. References: http://www.ubuntu.com/usn/usn-2013-1 CVE-2013-1057, CVE-2013-1058 Package Information: https://launchpad.net/ubuntu/+source/maas/1.3+bzr1461+dfsg-0ubuntu2.3 https://launchpad.net/ubuntu/+source/maas/1.2+bzr1373+dfsg-0ubuntu1.1 https://launchpad.net/ubuntu/+source/maas/1.2+bzr1373+dfsg-0ubuntu1~12.04.4