CVE-2021-0147

CVSS V2 Low 2.1 CVSS V3 Medium 4.4

Description

Improper locking in the Power Management Controller (PMC) for some Intel Chipset firmware before versions pmc_fw_lbg_c1-21ww02a and pmc_fw_lbg_b0-21ww02a may allow a privileged user to potentially enable denial of service via local access.

Overview

CVE ID
CVE-2021-0147

Assigner
secure@intel.com

Vulnerability Status
Analyzed

Published Version
2022-02-09T23:15:13

Last Modified Date
2022-02-15T21:10:36

Weakness Enumerations

CWE	URL
CWE-662	http://cwe.mitre.org/data/definitions/662.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:intel:power_management_controller::::::::	1	OR		pmc_fw_lbg_c1-21ww02a
cpe:2.3:a:intel:power_management_controller::::::::	1	OR		pmc_fw_lbg_b0-21ww02a

CVSS Version 2

Version
2.0

Vector String
AV:L/AC:L/Au:N/C:N/I:N/A:P

Access Vector
LOCAL

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
2.1

Severity
LOW

Exploitability Score
3.9

Impact Score
2.9

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
HIGH

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
4.4

Base Severity
MEDIUM

Exploitability Score
0.8

Impact Score
3.6

References

Reference URL	Reference Tags
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00470.html	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-0147
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-0147

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:32:39				Added to TrackCVE
2022-12-06 09:07:15	2022-02-09T23:15Z	2022-02-09T23:15:13	CVE Published Date	updated
2022-12-06 09:07:15		2022-02-15T21:10:36	CVE Modified Date	updated
2022-12-06 09:07:15		Analyzed	Vulnerability Status	updated