CVE-2021-22043

Summary

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 Software

VendorProductVersion RangeStatus
n/aVMware ESXi and VMware Cloud FoundationVMware ESXi(7.0 U3 before ESXi70U3c-19193900, 7.0 U2 before ESXi70U2e-19290878 and 7.0 U1 before ESXi70U1e-19324898) and VMware Cloud Foundation 4.x before 4.4affected

Weaknesses

  • TOCTOU vulnerability

ADP Enrichment

CVE Program Container

Additional References

References