CVE-2020-3471: medium-severity vulnerability in Cisco WebEx Meetings Server
Cisco Webex Meetings and Cisco Webex Meetings Server Unauthorized Audio Information Exposure Vulnerability
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.5epss 1.8%
A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to maintain bidirectional audio despite being expelled from an active Webex session. The vulnerability is due to a synchronization issue between meeting and media services on a vulnerable Webex site. An attacker could exploit this vulnerability by sending crafted requests to a vulnerable Cisco Webex Meetings or Cisco Webex Meetings Server site. A successful exploit could allow the attacker to maintain the audio connection of a Webex session despite being expelled.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected products
Cisco · Cisco WebEx Meetings ServerRelated CVEs — Cisco WebEx Meetings Server
In the same product, most dangerous first.
CVE-2020-3263HIGHCisco Webex Meetings Desktop App URL Filtering Arbitrary Program Execution VulnerabilityEPSS 4.2%CVE-2020-3342HIGHCisco Webex Meetings Desktop App for Mac Update Feature Code Execution VulnerabilityEPSS 3.9%CVE-2020-3361HIGHCisco Webex Meetings and Cisco Webex Meetings Server Token Handling Unauthorized Access VulnerabilityEPSS 2.4%CVE-2020-3419MEDIUMCisco Webex Meetings and Cisco Webex Meetings Server Ghost Join VulnerabilityEPSS 2.2%CVE-2019-1868MEDIUMCisco Webex Meetings Server Information Disclosure VulnerabilityEPSS 2.1%CVE-2020-3441MEDIUMCisco Webex Meetings and Cisco Webex Meetings Server Information Disclosure VulnerabilityEPSS 1.6%