To determine version information of the Cisco WebEx meeting client on Windows and Linux platforms, it can be viewed by choosing Help > About Cisco WebEx Meeting Center to determine version information of the Cisco WebEx meeting client on Mac platforms, it can be viewed by choosing Meeting Center > About Cisco WebEx Meeting Center. The version of the WebEx client build will be displayed on the right side of the page under 'About Support Center.' See 'Software Versions and Fixes' for details.Īlternatively, version information of the Cisco WebEx Meeting client can be accessed from within the Cisco WebEx Meeting client. To determine whether a Cisco WebEx meeting site is running an affected version of the WebEx client build, users can log in to their Cisco WebEx meeting site and go to the Support > Downloads section. Cisco WebEx Meetings Server client builds prior to T27L10NSP32_ORION111.Cisco WebEx 11 versions prior to 1.2 SP6 (1.2.6.0) with client builds prior to T28.8 (28.8).Cisco WebEx Business Suite (WBS27) client builds prior to T27LDSP32EP16 (27.32.16).Cisco WebEx Business Suite (WBS28) client builds prior to T28.8 (28.8).The following client builds of Cisco WebEx Business Suite (WBS27 and WBS28), Cisco WebEx 11, and Cisco WebEx Meetings Server are affected by at least one of the vulnerabilities described in this advisory: The vulnerabilities disclosed in this advisory affect the Cisco WebEx WRF Player and the Cisco WebEx ARF Player. This advisory is available at the following link: The players can be automatically installed when the user accesses a recording file that is hosted on a WebEx server.Ĭisco has updated affected versions of the Cisco WebEx Business Suite meeting sites, Cisco WebEx 11 meeting sites, Cisco WebEx Meetings Server, and Cisco WebEx WRF and ARF Players to address these vulnerabilities.Ĭisco has released software updates that address these vulnerabilities. The Cisco WebEx Players are applications that are used to play back WebEx meeting recordings that have been recorded on the computer of an on-line meeting attendee. Exploitation of these vulnerabilities could allow a remote attacker to crash an affected player, and in some cases, could allow a remote attacker to execute arbitrary code on the system of a targeted user.

Multiple buffer overflow vulnerabilities exist in the Cisco WebEx Recording Format (WRF) and Advanced Recording Format (ARF) Players.

Cisco webex on mac