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VMware has announced a critical vulnerability impacting the VMware Carbon Black Cloud Workload appliance. The vulnerability, tracked as CVE-2021-21982, received a criticality rating of 9.1/10 and is classified as an authentication bypass vulnerability. A threat actor with previous access to the network may exploit the vulnerability to view and alter administrative settings for the appliance. Malicious configuration changes may impact the operations of the VMware Carbon Black Cloud Workload appliance.
Organizations are strongly recommended to apply the available security patches provided by VMware. Workarounds are not available, increasing the importance of applying security patches. eSentire does not employ or administer the VMware Carbon Black Cloud Workload appliance. eSentire services are not impacted by this vulnerability.
What we’re doing about it
What you should do about it
CVE-2021-21982 impacts VMware Carbon Black Cloud Workload appliance version 1.0.1 and earlier, running on Linux. While exploitation has not been identified in the wild at this time, organizations are recommended to patch as soon as possible. Vulnerabilities impacting security products are likely to receive increased attention of capable threat actors.
To successfully exploit this vulnerability, a threat actor would need network access to the administrative interface of the VMware Carbon Black Cloud Workload appliance. With this access, an attacker may obtain a valid authentication token, allowing them access to the administration API of the appliance.