Format string vulnerability in the log function in SUS 2.0.2, and other versions before 2.0.6, allows local users to execute arbitrary code via format string specifiers in a command line argument that is passed directly to syslog.
https://exchange.xforce.ibmcloud.com/vulnerabilities/17361
https://euvd.enisa.europa.eu/vulnerability/EUVD-2004-1463
http://www.securityfocus.com/bid/11176
http://www.gentoo.org/security/en/glsa/glsa-200409-17.xml
http://security.lss.hr/index.php?page=details&ID=LSS-2004-09-01