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VMware vCenter Server updates address sensitive information disclosure vulnerability in the VMware Directory Service (vmdir) (CVE-2020-3952)

Description

##### 1\. Impacted Products * VMware vCenter Server ##### 2\. Introduction ###### A sensitive information disclosure vulnerability in the VMware Directory Service (vmdir) was privately reported to VMware. vCenter updates are available to address this vulnerability. ###### ##### 3\. VMware vCenter Server updates address sensitive information disclosure vulnerability in the VMware Directory Service (vmdir) (CVE-2020-3952) **Description: ** Under certain conditions1 vmdir that ships with VMware vCenter Server, as part of an embedded or external Platform Services Controller (PSC), does not correctly implement access controls. VMware has evaluated the severity of this issue to be in the [Critical severity range](<https://www.vmware.com/support/policies/security_response.html>) with a maximum CVSSv3 base score of [10.0](<https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H>). **Known Attack Vectors:** A malicious actor with network access to an affected vmdir deployment may be able to extract highly sensitive information which could be used to compromise vCenter Server or other services which are dependent upon vmdir for authentication. **Resolution:** To remediate CVE-2020-3952 apply the updates listed in the 'Fixed Version' column of the 'Response Matrix' below to affected deployments. **Workarounds:** None. **Additional Documentation:** VMware has created [KB78543](<https://kb.vmware.com/s/article/78543>) which details steps to determine whether or not a particular deployment is affected by CVE-2020-3952. **Acknowledgements:** None. **Notes:** 1vCenter Server 6.7 (embedded or external PSC) prior to 6.7u3f is affected by CVE-2020-3952 if it was upgraded from a previous release line such as 6.0 or 6.5. Clean installations of vCenter Server 6.7 (embedded or external PSC) are not affected. **Response Matrix:**


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