CVE:CVE-2012-6395
CNNVD:CNNVD-201301-387
Cisco Adaptive Security Appliances Software（ASA Software）是美国思科（Cisco）公司的一套防火墙和网络安全平台。该平台提供了对数据和网络资源的高度安全的访问等功能。
Cisco Adaptive Security Appliances (ASA)设备固件8.4版本中存在输入验证错误漏洞，该漏洞源于没有正确验证未明输入。通过未知向量，远程认证攻击者利用该漏洞导致拒绝服务（设备崩溃）。
solution:Upgrade cisco adaptive_security_appliance_software to a higher version than 8.4,and avoid the version 8.4; Upgrade cisco adaptive_security_appliance to a higher version than *; Upgrade cisco asa_1000v_cloud_firewall to a higher version than -; Upgrade cisco asa_5500 to a higher version than *