The SSH server in (1) Cisco Service Control Engine (SCE) before 3.1.6, and (2) Icon Labs Iconfidant SSH before 2.3.8, allows remote attackers to cause a denial of service (device restart or daemon outage) via a high rate of login attempts, aka Bug ID CSCsi68582.
secunia.com/advisories/30316
secunia.com/advisories/30590
securitytracker.com/id?1020074
www.cisco.com/en/US/products/products_security_advisory09186a008099bf65.shtml
www.icon-labs.com/news/read.asp?newsID=77
www.kb.cert.org/vuls/id/626979
www.securityfocus.com/bid/29316
www.securityfocus.com/bid/29609
www.vupen.com/english/advisories/2008/1604/references
www.vupen.com/english/advisories/2008/1774/references
exchange.xforce.ibmcloud.com/vulnerabilities/42565