Critical Code Execution vulnerabilities in Zoom Client Application



    Two critical vulnerabilities were recently disclosed by Cisco Talos in the widely used video conferencing software Zoom. it can be exploited by a remote attacker who can hack into the host's machine and can execute arbitrary code. Given the current scenario of the COVID-19 pandemic, several companies have substantially incorporated the use of video conferencing software like Zoom.

    CVEs assigned:


    Affected Softwares:

    Zoom Client prior to 4.6.12


    To address this vulnerability, Zoom has released patches. For more information, please refer to our blog:

    Use SanerNow platform to apply this critical patch quickly across the organization as shown below.


    Vulnerability detection and patching of ZoomClient:

    Login to SanerNow platform
    Switch to the account/site specific view and Go to 'VM tool'
    If your Application (Firefox or Firefox ESR) is vulnerable, Saner lists the above CVEs in 'Top Vulnerabilities or 'Recently Discovered Vulnerabilities' as shown in the below diagram:


    Search for this vulnerability in VM tool. If you are affected, apply the patch through PM -> Missing Patches.
    Select 'Groups/Devices' in the 'Asset Source' section and click 'Apply'.
    Select the product 'Mozilla Firefox' or 'Mozilla Firefox ESR' from the 'Asset' section as shown in the below image:


    Select ‘Apply Selected Patches’ at the rightmost corner. This will prompt for ‘Creating Patch Task’. Fill in ‘Task Name’ and ‘Remediation Schedule' as per your preference and click on ‘Apply Selected Patches' as shown below:


    Remediation job will be created, which will fix the vulnerability by upgrading Mozilla Firefox or Firefox ESR to the latest patch version.
    Once remediation is done, the Saner agent automatically scans again and uploads the result to SanerNow as shown below:


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