Summary
The remote host is missing updates announced in
advisory GLSA 200411-24.
Solution
All BNC users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-irc/bnc-2.9.1'
http://www.securityspace.com/smysecure/catid.html?in=GLSA%20200411-24 http://bugs.gentoo.org/show_bug.cgi?id=70674
http://gotbnc.com/changes.html
http://security.lss.hr/en/index.php?page=details&ID=LSS-2004-11-03
Insight
BNC contains a buffer overflow vulnerability that may lead to Denial of Service and execution of arbitrary code.