High severity · published Feb 16, 2022
CVE-2021-22042
VMware ESXi contains an unauthorized access vulnerability due to VMX having access to settingsd authorization tickets
7.8
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ES
ESXi · VMware
7.0; 7.0; 7.0 · source: NVD
CF
Cloud Foundation · Vmware
4.0 before 4.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-22042
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-22042
Patch
https://www.vmware.com/security/advisories/VMSA-2022-0004.html
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