{"id":"CVE-2020-3995","aliases":["EUVD-2020-25260","GHSA-rw87-jqj5-q35f"],"status":"published","title":"In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation ...","description":"In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x before 15.1.0), Fusion (11.x before 11.1.0), the VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malicious actor with access to a virtual machine may be able to trigger a memory leak issue resulting in memory resource exhaustion on the hypervisor if the attack is sustained for extended periods of time.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01111,"percentile":0.66209,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-401"],"published":"2020-10-20T16:14:34Z","modified":"2026-06-17T03:19:23Z","products":[{"vendor":"vmware","product":"cloud_foundation"},{"vendor":"vmware","product":"esxi"},{"vendor":"vmware","product":"fusion"},{"vendor":"vmware","product":"vmware esxi, workstation, fusion"},{"vendor":"vmware","product":"workstation"}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2020-0023.html","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-3995"},{"url":"https://github.com/advisories/GHSA-rw87-jqj5-q35f"}],"sources":{"cve":[{"id":"CVE-2020-3995","description":"In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x before 15.1.0), Fusion (11.x before 11.1.0), the VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malicious actor with access to a virtual machine may be able to trigger a memory leak issue resulting in memory resource exhaustion on the hypervisor if the attack is sustained for extended periods of time.","status":"published","published":"2020-10-20T16:14:34Z","modified":"2024-08-04T07:52:20.561Z","updated_at":"2026-11-02T14:35:51.563355Z"}],"euvd":[{"id":"EUVD-2020-25260","description":"In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x before 15.1.0), Fusion (11.x before 11.1.0), the VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malicious actor with access to a virtual machine may be able to trigger a memory leak issue resulting in memory resource exhaustion on the hypervisor if the attack is sustained for extended periods of time.","status":"published","published":"2020-10-20T16:14:34Z","modified":"2024-08-04T07:52:20Z","updated_at":"2026-11-03T03:08:07.872525Z"}],"ghsa":[{"id":"GHSA-rw87-jqj5-q35f","title":"In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation ...","description":"In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x before 15.1.0), Fusion (11.x before 11.1.0), the VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malicious actor with access to a virtual machine may be able to trigger a memory leak issue resulting in memory resource exhaustion on the hypervisor if the attack is sustained for extended periods of time.","status":"published","published":"2022-05-24T17:31:50Z","modified":"2023-01-29T05:05:02Z","cwes":["CWE-401"],"updated_at":"2026-11-02T14:45:41.669563Z"}],"nvd":[{"id":"CVE-2020-3995","description":"In VMware ESXi (6.7 before ESXi670-201908101-SG, 6.5 before ESXi650-202007101-SG), Workstation (15.x before 15.1.0), Fusion (11.x before 11.1.0), the VMCI host drivers used by VMware hypervisors contain a memory leak vulnerability. A malicious actor with access to a virtual machine may be able to trigger a memory leak issue resulting in memory resource exhaustion on the hypervisor if the attack is sustained for extended periods of time.","status":"published","published":"2020-10-20T17:15:13.043Z","modified":"2026-06-17T03:19:23.98Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:06:20.704992Z"}]}}