CVE-2010-2448 Information

Description

znc.cpp in ZNC before 0.092 allows remote authenticated users to cause a denial of service (crash) by requesting traffic statistics when there is an active unauthenticated connection which triggers a NULL pointer dereference as demonstrated using (1) a traffic link in the web administration pages or (2) the traffic command in the /znc shell.

Reference

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=584929 http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043000.html http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043043.html http://lists.fedoraproject.org/pipermail/package-announce/2010-June/043044.html http://secunia.com/advisories/40523 http://sourceforge.net/projects/znc/files/znc/0.092/znc-0.092-changelog.txt/view http://www.debian.org/security/2010/dsa-2069 http://www.securityfocus.com/bid/40982 http://www.vupen.com/english/advisories/2010/1775 http://znc.svn.sourceforge.net/viewvc/znc/trunk/znc.cpp?r1=2025&r2=2026&pathrev=2026 http://znc.svn.sourceforge.net/viewvc/znc?revision=2026&view=revision