CVE-2015-2285 – Ubuntu 15.04 (Development) - 'Upstart' Logrotation Privilege Escalation

https://notcve.org/view.php?id=CVE-2015-2285

The logrotation script (/etc/cron.daily/upstart) in the Ubuntu Upstart package before 1.13.2-0ubuntu9, as used in Ubuntu Vivid 15.04, allows local users to execute arbitrary commands and gain privileges via a crafted file in /run/user/*/upstart/sessions/. La secuencia de comandos de la logrotación (/etc/cron.daily/upstart) en el paquete Ubuntu Upstart anterior a 1.13.2-0ubuntu9, utilizado en Ubuntu Vivid 15.04, permite a usuarios locales ejecutar comandos arbitrarios y ganar privilegios a través de un fichero manipulado en /run/user/*/upstart/sessions/. • https://www.exploit-db.com/exploits/41765 http://packetstormsecurity.com/files/130587/Ubuntu-Vivid-Upstart-Privilege-Escalation.html http://seclists.org/fulldisclosure/2015/Mar/7 http://www.halfdog.net/Security/2015/UpstartLogrotationPrivilegeEscalation https://bugs.launchpad.net/ubuntu/+source/upstart/+bug/1425685 • CWE-19: Data Processing Errors •