CVE:CVE-2017-2590
CNNVD:CNNVD-201703-187
Red Hat FreeIPA是美国红帽（Red Hat）公司的一套集成的安全信息管理解决方案。该方案对Linux和Unix计算机网络提供了易于管理的身份、策略和审计（IPA）套件。
Red Hat FreeIPA 4.4之前版本中存在安全绕过漏洞，该漏洞源于在修改CAs时，ca-del、ca-disable和ca-enable命令没有正确的检查用户权限 。远程攻击者可利用该漏洞删除、禁用或启用CAs，造成拒绝服务。
solution:Upgrade freeipa freeipa to a higher version than 4.4.0,and avoid the version (,4.4.0); Upgrade redhat enterprise_linux to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_desktop to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_server to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_server_aus to a higher version than 7.3,7.4,and avoid the version 7.3,7.4; Upgrade redhat enterprise_linux_server_eus to a higher version than 7.3,7.4,7.5,and avoid the version 7.3,7.4,7.5; Upgrade redhat enterprise_linux_workstation to a higher version than 7.0,and avoid the version 7.0