Cisco Webex Centers Denial of Service Vulnerability

A vulnerability in the way Cisco Webex applications process Universal Communications Format (UCF) files could allow an attacker to cause a denial of service (DoS) condition. The vulnerability is due to insufficient validation of UCF media files. An attacker could exploit this vulnerability by sending a user a malicious UCF file through a link or email attachment and persuading the user to open the file with the affected software on the local system. A successful exploit would cause the application to quit unexpectedly.

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输入验证不恰当

多款Cisco产品输入验证错误漏洞

Cisco Webex Meeting Center等都是美国思科（Cisco）公司的产品。Cisco Webex Meeting Center是一套在线协作视频会议解决方案。Cisco Webex Event Center是一套网络研讨和在线活动管理平台。Cisco Webex Support Center是一套针对服务支持团队的视频会议解决方案。 多款Cisco产品中对UCF文件的处理方法存在输入验证错误漏洞，该漏洞源于程序没有充分验证UCF媒体文件。攻击者可通过链接或邮件附件发送恶意的UCF文件并诱

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