CVE-2011-1784

https://notcve.org/view.php?id=CVE-2011-1784

The pidfile_write function in core/pidfile.c in keepalived 1.2.2 and earlier uses 0666 permissions for the (1) keepalived.pid, (2) checkers.pid, and (3) vrrp.pid files in /var/run/, which allows local users to kill arbitrary processes by writing a PID to one of these files. La función pidfile_write en core/pidfile.c en keepalived v1.2.2 y versiones anteriores utiliza permisos 0666 permisos para (1) keepalived.pid, (2) checkers.pid, y (3) archivos vrrp.pid en /var/run/, lo que permite a usuarios locales matar procesos de su elección escribiendo un PID en uno de estos archivos. • http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626281 http://lists.debian.org/debian-security/2011/05/msg00012.html http://lists.debian.org/debian-security/2011/05/msg00013.html http://lists.debian.org/debian-security/2011/05/msg00018.html http://openwall.com/lists/oss-security/2011/05/10/5 http://openwall.com/lists/oss-security/2011/05/16/7 http://secunia.com/advisories/44460 http://www.osvdb.org/72380 http://www.securityfocus.com/bid/47859 https://bugzi • CWE-264: Permissions, Privileges, and Access Controls •