MEDIUM · 5.5

CVE-2022-21166

Incomplete cleanup in specific special register write operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

Vulnerability Description

Incomplete cleanup in specific special register write operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
XenXenAll versions
FedoraprojectFedora35
IntelSgx Dcap< 1.14.100.3
IntelSgx Psw< 2.16.100.3
IntelSgx Sdk< 2.16.100.3
VmwareEsxi7.0
DebianDebian Linux9.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2022-21166?

CVE-2022-21166 is a vulnerability with a CVSS score of 5.5 (MEDIUM). Incomplete cleanup in specific special register write operations for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

How severe is CVE-2022-21166?

CVE-2022-21166 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-21166?

Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen, Fedoraproject Fedora, Intel Sgx Dcap, Intel Sgx Psw, Intel Sgx Sdk.