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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.1563 VMSA-2021-0007 - VMware vRealize Business for Cloud updates address a remote code execution vulnerability (CVE-2021-21984) 6 May 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: vRealize Business for Cloud Publisher: VMWare Operating System: Virtualisation VMware ESX Server Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2021-21984 Original Bulletin: https://www.vmware.com/security/advisories/VMSA-2021-0007.html - --------------------------BEGIN INCLUDED TEXT-------------------- Advisory ID: VMSA-2021-0007 CVSSv3 Range: 9.8 Issue Date: 2021-05-05 Updated On: 2021-05-05 (Initial Advisory) CVE(s): CVE-2021-21984 Synopsis: VMware vRealize Business for Cloud updates address a remote code execution vulnerability (CVE-2021-21984) 1. Impacted Products o VMware vRealize Business for Cloud 2. Introduction A remote code execution vulnerability in VMware vRealize Business for Cloud was privately reported to VMware. Updates are available to remediate this vulnerability in affected VMware product. 3a. VMware vRealize Business for Cloud update addresses remote code execution vulnerability (CVE-2021-21984) Description VMware vRealize Business for Cloud contains a remote code execution vulnerability due to an unauthorised end point. VMware has evaluated the severity of this issue to be in the Critical severity range with a maximum CVSSv3 base score of 9.8. Known Attack Vectors A malicious actor with network access may exploit this issue causing unauthorised remote code execution on vRealize Business for Cloud Virtual Appliance. Resolution To remediate CVE-2021-21984 apply the patches listed in the 'Fixed Version' column of the 'Response Matrix' found below. Workarounds None Additional Documentation A Knowledge article was created which is listed in the 'Additional Documentation' column of the 'Response Matrix' below. Notes None Acknowledgements VMware would like to thank Egor Dimitrenko of Positive Technologies for reporting this vulnerability to us. Response Matrix Product Version Running CVE Identifier CVSSv3 Severity Fixed Workarounds Additional On Version Documentation VMware vRealize Business 7.6 Any CVE-2021-21984 9.8 critical KB83475 None KB83475 for Cloud 4. References Remediation and Workarounds: VMware vRealize Business for Cloud 7.6.0: https://kb.vmware.com/s/article/83475 Mitre CVE Dictionary Links: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21984 FIRST CVSSv3 Calculator: CVE-2021-21984: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/ PR:N/UI:N/S:U/C:H/I:H/A:H 5. Change Log 2021-05-05 VMSA-2021-0007 Initial security advisory. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. 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