There is a bug in the prescan() function of Sendmail versions prior to and
including 8.12.9. The sucessful exploitation of this bug can lead to heap
and stack structure overflows. Although no exploit currently exists, this
issue is locally exploitable and may also be remotely exploitable.
The Common Vulnerabilities and Exposures project (cve.mitre.org) has
assigned the name CAN-2003-0694 to this issue.
Michal Zalewski notified us of this issue Sep16 due to be public Sep23, although
it may have leaked http://hedera.linuxnews.pl/_news/2003/09/17/_long/2170.html
Keeping bug as private until we have confirmation that it is now public
RHSA-2003:283 in progress with security fix
An errata has been issued which should help the problem described in this bug report.
This report is therefore being closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files, please follow the link below. You may reopen
this bug report if the solution does not work for you.
*** Bug 104637 has been marked as a duplicate of this bug. ***
The update rpms for RHL 7.x don't contain fixes for CAN-2003-0681.