CVE:CVE-2020-8299
CNNVD:CNNVD-202106-722
Citrix Systems NetScaler Gateway（Citrix Systems Gateway）是美国思杰系统（Citrix Systems）公司的一套安全的远程接入解决方案。该方案可为管理员提供应用级和数据级管控功能，以实现用户从任何地点远程访问应用和数据。
多款 Citix 产品中存在资源管理错误漏洞，该漏洞源于网络系统或产品对系统资源的管理不当，攻击者可通过该漏洞导致拒绝服务。以下产品及型号会受到影响：Citrix ADC, Citrix Gateway, Citrix SD-WAN WANOP。
solution:Upgrade citrix gateway to a higher version than 12.1-61.18,13.0-76.29,and avoid the version [12.1,12.1-61.18),[13.0,13.0-76.29); Upgrade citrix netscaler_gateway to a higher version than 11.1-65.20,and avoid the version [11.1,11.1-65.20); Upgrade citrix application_delivery_controller_firmware to a higher version than 11.1-65.20,12.1-61.18,13.0-76.29,12.1-55.238,and avoid the version [11.1,11.1-65.20),[12.1,12.1-61.18),[13.0,13.0-76.29),[12.1,12.1-55.238); Upgrade citrix sd-wan_wanop to a higher version than 10.2.9a,11.1.2c,11.2.3a,11.3.2,and avoid the version [10.2,10.2.9a),[11.1,11.1.2c),[11.2,11.2.3a),[11.3,11.3.2)