CVE:CVE-2022-20859
CNNVD:CNNVD-202207-439
Cisco Unified Communications Manager（CUCM，Unified CM，CallManager）是美国思科（Cisco）公司的一款统一通信系统中的呼叫处理组件。该组件提供了一种可扩展、可分布和高可用的企业IP电话呼叫处理解决方案。
Cisco Unified Communications Manager存在安全漏洞，该漏洞源于不正确的访问限制。攻击者利用该漏洞绕过实施的安全限制，获得对应用程序的未授权访问。
solution:Upgrade cisco unified_communications_manager to a higher version than 14su2,and avoid the version [14.0,14su2); Upgrade cisco unified_communications_manager_im_and_presence_service to a higher version than 14.0su2,and avoid the version [14.0,14.0su2); Upgrade cisco unity_connection to a higher version than 14su2,and avoid the version [14.0,14su2)