CVE-2011-1137 Information

Description

Integer overflow in the mod_sftp (aka SFTP) module in ProFTPD 1.3.3d and earlier allows remote attackers to cause a denial of service (memory consumption leading to OOM kill) via a malformed SSH message.

Reference

http://bugs.proftpd.org/show_bug.cgi?id=3586 http://bugs.proftpd.org/show_bug.cgi?id=3587 http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058344.html http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058356.html http://proftp.cvs.sourceforge.net/viewvc/proftp/proftpd/contrib/mod_sftp/mod_sftp.c?r1=1.29.2.1&r2=1.29.2.2 http://proftp.cvs.sourceforge.net/viewvc/proftp/proftpd/contrib/mod_sftp/packet.c?r1=1.14.2.2&r2=1.14.2.3 http://proftp.cvs.sourceforge.net/viewvc/proftp/proftpd/contrib/mod_sftp/packet.h?r1=1.3&r2=1.3.2.1 http://secunia.com/advisories/43234 http://secunia.com/advisories/43635 http://secunia.com/advisories/43978 http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.485806 http://www.debian.org/security/2011/dsa-2185 http://www.exploit-db.com/exploits/16129/ http://www.securityfocus.com/bid/46183 http://www.vupen.com/english/advisories/2011/0617 http://www.vupen.com/english/advisories/2011/0857 https://bugzilla.redhat.com/show_bug.cgi?id=681718