CVEvulnerability
CVE-2021-22043
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-02-16
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.0 MEDIUM — AV:N/AC:M/Au:S/C:P/I:P/A:P
- Weaknesses
- CWE-367
Description
VMware ESXi contains a TOCTOU (Time-of-check Time-of-use) vulnerability that exists in the way temporary files are handled. A malicious actor with access to settingsd, may exploit this issue to escalate their privileges by writing arbitrary files.
Affected configurations
• vmware fusion (< 4.4)
• vmware esxi 7.0
Related
Weakness · CWE (1)
- CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition weakness
References
- https://www.vmware.com/security/advisories/VMSA-2022-0004.html Patch, Vendor Advisory
- https://www.vmware.com/security/advisories/VMSA-2022-0004.html Patch, Vendor Advisory