CVE:CVE-2019-8978
CNNVD:CNNVD-201905-594
Ellucian Banner Web Tailor和Banner Enterprise Identity Services中存在竞争条件问题漏洞。该漏洞源于网络系统或产品在运行过程中，并发代码需要互斥地访问共享资源时，对于并发访问的处理不当。以下产品及版本受到影响：Ellucian Banner Web Tailor 8.8.3、8.8.4和8.9版本；Banner Enterprise Identity Services 8.3、8.3.1、8.3.2和8.4版本。
solution:Upgrade ellucian banner_enterprise_identity_services to a higher version than 8.3,8.3.1,8.3.2,8.4,and avoid the version 8.3,8.3.1,8.3.2,8.4; Upgrade ellucian banner_web_tailor to a higher version than 8.8.3,8.8.4,8.9,and avoid the version 8.8.3,8.8.4,8.9