CVE-2019-1888— Cisco Unified Contact Center Express Privilege Escalation Vulnerability

Cisco Unified Contact Center Express Privilege Escalation Vulnerability

A vulnerability in the Administration Web Interface of Cisco Unified Contact Center Express (Unified CCX) could allow an authenticated, remote attacker to upload arbitrary files and execute commands on the underlying operating system. To exploit this vulnerability, an attacker needs valid Administrator credentials. The vulnerability is due to insufficient restrictions for the content uploaded to an affected system. An attacker could exploit this vulnerability by uploading arbitrary files containing operating system commands that will be executed by an affected system. A successful exploit could allow the attacker to execute arbitrary commands with the privileges of the web interface and then elevate their privileges to root.

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危险类型文件的不加限制上传

Cisco Unified Contact Center Express 代码问题漏洞

Cisco Unified Contact Center Express（Unified CCX）是美国思科（Cisco）公司的一款统一通信解决方案中的客户关系管理组件。该组件支持自助语音服务、呼叫分配和客户访问控制等功能。 Cisco Unified CCX 12.5(1)之前版本中存在代码问题漏洞，该漏洞源于程序没有充分限制上传到受影响系统的内容。远程攻击者可通过上传包含有系统命令的文件利用该漏洞在底层操作系统上执行命令。

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