Cisco WebEx Plugin Vulnerabilities Affecting Chrome, Firefox and Internet Explorer (CVE-2017-3823)

Posted by John Marrett on Jan 24, 2017 4:26:52 PM

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There is a severe bug in the WebEx extensions for Chrome, Firefox and Internet Explorer (CVE-2017-3823) that enables an attacker to execute arbitrary code on a machine if a user with the plugin installed visits a hostile website. A trusted website may also contain a hostile ad or XSS vulnerability that can be leveraged in this attack. This plugin is installed on approximately 10 - 20 million user machines.

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Topics: chrome, firefox, CVE-2017-3823, webex

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