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"Cisco Webex Meetings 33.5.6 is currently the latest version available"
Sorry to spoil your day, Cisco admins and users, but it's time to patch Webex, again. A freshly disclosed exploitable security bug lies within Cisco Webex Meetings Desktop App for Windows, and while it's a privilege escalation bug one step below “critical”, and sitting pretty at "high," CVE-2018-15442 can be remotely abused in …
The plug-in installs a fresh copy of itself every time you start a session, but it never removes itself afterthe fact. Reading about this my initial reaction was to think of all the machines that watched a single webinar years ago and are now vulnerable and will remain so probably indefinitely.
When I started running across them years ago I was worried about something like this, and I have been serially wiping it of the machines in our business office and HR department for years. It will be interesting to see the browser fingerprint data on the plugin before and after this disclosure.
An exploit could allow the attacker to run arbitrary commands with SYSTEM user privileges.”
Malware running locally on a machine, or a malicious logged-in user, could abuse this hole to gain system administrator rights
Malware running as SYSTEM already has higher privs than Administrator.
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