CVE-2001-0741

CVE-2001-0741 covers a vulnerability in Cisco’s Hot Standby Router Protocol (HSRP) where an attacker on the same LAN can spoof HSRP packets to disrupt traffic, causing a denial of service. The CERT CERT/CC advisory notes a workaround of using HSRP with IPsec; Cisco’s own entry confirms the vulner...