Jan 06, 2022
VMWare has shipped updates to Workstation, Fusion, and ESXi products to address an "important" security vulnerability that could be weaponized by a threat actor to take control of affected systems. The issue relates to a heap-overflow vulnerability — tracked as CVE-2021-22045 (CVSS score: 7.7) — that, if successfully exploited, results in the execution of arbitrary code. The company credited Jaanus Kääp, a security researcher with Clarified Security, for reporting the flaw. "A malicious actor with access to a virtual machine with CD-ROM device emulation may be able to exploit this vulnerability in conjunction with other issues to execute code on the hypervisor from a virtual machine," VMware said in an advisory published on January 4. "Successful exploitation requires [a] CD image to be attached to the virtual machine." The error affects ESXi versions 6.5, 6.7, and 7.0; Workstation versions 16.x; and Fusion versions 12.x, with the company yet to