CVE:CVE-2019-1873
CNNVD:CNNVD-201907-581
Cisco Firepower Threat Defense（FTD）和Cisco Adaptive Security Appliances Software（ASA Software）都是美国思科（Cisco）公司的产品。Cisco Firepower Threat Defense是一套提供下一代防火墙服务的统一软件。Cisco Adaptive Security Appliances Software是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 ASA和FTD中的加密驱动程序存在资源管理错误漏洞。远程攻击者可通过发送特制的TLS/SSL数据包利用该漏洞造成拒绝服务。
solution:Upgrade cisco asa_5506-x_firmware to a higher version than 9.6(4.16,9.8(3.8,and avoid the version 9.6(4.16),9.8(3.8); Upgrade cisco asa_5506h-x_firmware to a higher version than 9.6(4.16,9.8(3.8,and avoid the version 9.6(4.16),9.8(3.8); Upgrade cisco asa_5506w-x_firmware to a higher version than 9.6(4.16,9.8(3.8,and avoid the version 9.6(4.16),9.8(3.8); Upgrade cisco asa_5508-x_firmware to a higher version than 9.6(4.16,9.8(3.8,and avoid the version 9.6(4.16),9.8(3.8); Upgrade cisco asa_5516-x_firmware to a higher version than 9.6(4.16,9.8(3.8,and avoid the version 9.6(4.16),9.8(3.8)