CVE:CVE-2021-34787
CNNVD:CNNVD-202110-1967
Cisco Firepower Threat Defense（FTD）是美国思科（Cisco）公司的一套提供下一代防火墙服务的统一软件。
Cisco Firepower Threat Defense（FTD）和Cisco Adaptive Security Appliances Software（ASA Software） SSL/TLS Denial存在安全漏洞，该漏洞源于配置为使用对象组搜索的受影响设备对网络请求的处理不当。攻击者可以通过向受影响的设备发送特制的网络请求来利用此漏洞。成功的利用可能允许攻击者绕过设备上的访问控制列表 (ACL) 规则，绕过安全保护，并将网络流量发送到未经授权的主机。
solution:Upgrade cisco adaptive_security_appliance to a higher version than 9.8.4.40,and avoid the version (,9.8.4.40); Upgrade cisco firepower_threat_defense to a higher version than 6.4.0.13,6.6.5,6.7.0.3,7.0.1,and avoid the version (,6.4.0.13),[6.5.0,6.6.5),[6.7.0,6.7.0.3),[7.0.0,7.0.1); Upgrade cisco adaptive_security_appliance_software to a higher version than 9.12.4.25,9.14.3.1,9.15.1.17,9.16.1.28,and avoid the version [9.9.0,9.12.4.25),[9.13.0,9.14.3.1),[9.15.0,9.15.1.17),[9.16.0,9.16.1.28); Upgrade cisco asa_5512-x_firmware to a higher version than 009.009,009.012,and avoid the version 009.009,009.012; Upgrade cisco asa_5505_firmware to a higher version than 009.009,009.012,and avoid the version 009.009,009.012; Upgrade cisco asa_5515-x_firmware to a higher version than 009.009,009.012,and avoid the version 009.009,009.012; Upgrade cisco asa_5525-x_firmware to a higher version than 009.009,009.012,and avoid the version 009.009,009.012; Upgrade cisco asa_5545-x_firmware to a higher version than 009.009,009.012,and avoid the version 009.009,009.012; Upgrade cisco asa_5555-x_firmware to a higher version than 009.009,009.012,and avoid the version 009.009,009.012; Upgrade cisco asa_5580_firmware to a higher version than 009.009,009.012,and avoid the version 009.009,009.012; Upgrade cisco asa_5585-x_firmware to a higher version than 009.009,009.012,and avoid the version 009.009,009.012