CVE:CVE-2003-0308
CNNVD:CNNVD-200305-044
Debian GNU/Linux 3.0版本的Sendmail 8.12.3包不能安全创建临时文件。本地用户可以借助（1）expn， (2)checksendmail，或(3) doublebounce.pl提升附加特权。
solution:Upgrade sendmail sendmail to a higher version than 8.9.3,8.12.3,8.12.9,and avoid the version 8.9.3,8.12.3,8.12.9; Upgrade debian debian_linux to a higher version than 3.0,and avoid the version 3.0