CVE:CVE-2022-20791
CNNVD:CNNVD-202207-435
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，该漏洞源于应用程序未正确设置访问文件的权限。远程攻击者利用该漏洞通过 API 读取系统上的任意文件。
solution:Upgrade cisco unified_communications_manager to a higher version than 11.5\(1.10000.6\,12.5\(1.10000.22\,14.0\(1.10000.20\,and avoid the version (,11.5\(1.10000.6\)],[12.5,12.5\(1.10000.22\)],[14.0,14.0\(1.10000.20\)]; Upgrade cisco unified_communications_manager_im_and_presence_service to a higher version than 12.5\(1\,14su2,and avoid the version (,12.5\(1\)],[14.0,14su2)