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CVE-2021-22042

HIGH
7.8
CVSS Score
Published: February 16, 2022 at 04:37 PM UTC
Updated: June 17, 2026 at 03:36 AM UTC
2 products affected across 1 vendorCloud FoundationESXi

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Severity
HIGH7.8
Exploit prediction
EPSS 0.3%

Description

VMware ESXi contains an unauthorized access vulnerability due to VMX having access to settingsd authorization tickets. A malicious actor with privileges within the VMX process only, may be able to access settingsd service running as a high privileged user.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Cloud Foundation· VMware
95%
v < 4.44.0 ≤ v < 4.4
Affected range stops below 4.4, so it looks safe — our inference, not a vendor statement
ESXi· VMware
95%
v < 4.47.0 update_17.0 update_27.0 update_3
Affected range stops below 4.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://www.vmware.com/security/advisories/VMSA-2022-0004.html

CVSS

7.8HIGH[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-863

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