The web administration interface (mainApp) to Cisco IDS before 4.1(5c), and IPS 5.0 before 5.0(6p1) and 5.1 before 5.1(2) allows remote attackers to cause a denial of service (unresponsive device) via a crafted SSLv2 Client Hello packet.Referenceshttp://www.cisco.com/warp/public/707/cisco-sa-20060920-ips.shtmlhttp://secunia.com/advisories/22046http://www.securityfocus.com/bid/20124http://securitytracker.com/id?1016891http://www.kb.cert.org/vuls/id/642076https://exchange.xforce.ibmcloud.com/vulnerabilities/29056http://www.osvdb.org/29037http://www.vupen.com/english/advisories/2006/3721