{"id":"CVE-2023-34046","aliases":["EUVD-2023-38165","GHSA-vrpg-hfmh-2gwf"],"status":"published","title":"VMware Fusion TOCTOU local privilege escalation vulnerability","description":"VMware Fusion(13.x prior to 13.5) contains a TOCTOU (Time-of-check Time-of-use) \nvulnerability that occurs during installation for the first time (the \nuser needs to drag or copy the application to a folder from the '.dmg' \nvolume) or when installing an upgrade. A malicious actor with local non-administrative user privileges may \nexploit this vulnerability to escalate privileges to root on the system \nwhere Fusion is installed or being installed for the first time.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0013,"percentile":0.02661,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-367"],"published":"2023-10-20T08:59:08Z","modified":"2026-06-17T06:02:47Z","products":[{"vendor":"vmware","product":"fusion"}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2023-0022.html","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-34046"},{"url":"https://github.com/advisories/GHSA-vrpg-hfmh-2gwf"}],"sources":{"cve":[{"id":"CVE-2023-34046","title":"VMware Fusion TOCTOU local privilege escalation vulnerability","description":"VMware Fusion(13.x prior to 13.5) contains a TOCTOU (Time-of-check Time-of-use) \nvulnerability that occurs during installation for the first time (the \nuser needs to drag or copy the application to a folder from the '.dmg' \nvolume) or when installing an upgrade. A malicious actor with local non-administrative user privileges may \nexploit this vulnerability to escalate privileges to root on the system \nwhere Fusion is installed or being installed for the first time.","status":"published","published":"2023-10-20T08:59:08.671Z","modified":"2025-03-07T18:27:07.211Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:35:35.580545Z"}],"euvd":[{"id":"EUVD-2023-38165","description":"VMware Fusion(13.x prior to 13.5) contains a TOCTOU (Time-of-check Time-of-use) \nvulnerability that occurs during installation for the first time (the \nuser needs to drag or copy the application to a folder from the '.dmg' \nvolume) or when installing an upgrade. A malicious actor with local non-administrative user privileges may \nexploit this vulnerability to escalate privileges to root on the system \nwhere Fusion is installed or being installed for the first time.","status":"published","published":"2023-10-20T08:59:08Z","modified":"2025-03-07T18:27:07Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T20:53:10.22972Z"}],"ghsa":[{"id":"GHSA-vrpg-hfmh-2gwf","title":"VMware Fusion(13.x prior to 13.5) contains a TOCTOU (Time-of-check Time-of-use) \nvulnerability...","description":"VMware Fusion(13.x prior to 13.5) contains a TOCTOU (Time-of-check Time-of-use) \nvulnerability that occurs during installation for the first time (the \nuser needs to drag or copy the application to a folder from the '.dmg' \nvolume) or when installing an upgrade. A malicious actor with local non-administrative user privileges may \nexploit this vulnerability to escalate privileges to root on the system \nwhere Fusion is installed or being installed for the first time.","status":"published","published":"2023-10-20T09:30:29Z","modified":"2024-04-04T08:51:21Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:57:02.541362Z"}],"nvd":[{"id":"CVE-2023-34046","description":"VMware Fusion(13.x prior to 13.5) contains a TOCTOU (Time-of-check Time-of-use) \nvulnerability that occurs during installation for the first time (the \nuser needs to drag or copy the application to a folder from the '.dmg' \nvolume) or when installing an upgrade. A malicious actor with local non-administrative user privileges may \nexploit this vulnerability to escalate privileges to root on the system \nwhere Fusion is installed or being installed for the first time.","status":"published","published":"2023-10-20T09:15:12.717Z","modified":"2026-06-17T06:02:47.597Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-367"],"updated_at":"2026-11-02T14:08:39.058878Z"}]}}