CVE-2021-0147

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.

CVSS v3 4.4 MEDIUM
CVSS v2.0 2.1 LOW

4.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00470.html	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:intel:power_management_controller:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:intel:power_management_controller:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2022-02-09 23:15

Updated : 2023-08-08 14:21

NVD link : CVE-2021-0147

Mitre link : CVE-2021-0147

CVE.ORG link : CVE-2021-0147

JSON object : View

Products Affected

intel

power_management_controller

CWE

CWE-667

Improper Locking

{"id": "CVE-2021-0147", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.8}]}, "published": "2022-02-09T23:15:13.897", "references": [{"url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00470.html", "tags": ["Vendor Advisory"], "source": "secure@intel.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-667"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Un bloqueo inapropiado en el controlador de administraci\u00f3n de energ\u00eda (PMC) para algunos firmware de chipset Intel versiones anteriores a pmc_fw_lbg_c1-21ww02a y pmc_fw_lbg_b0-21ww02a, puede permitir a un usuario privilegiado habilitar potencialmente una denegaci\u00f3n de servicio por acceso local"}], "lastModified": "2023-08-08T14:21:49.707", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:intel:power_management_controller:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C1F3B023-0C27-48EE-966C-821D838D7973", "versionEndExcluding": "pmc_fw_lbg_c1-21ww02a"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:intel:power_management_controller:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "21040478-6445-44F2-BDB0-E715EC86B872", "versionEndExcluding": "pmc_fw_lbg_b0-21ww02a"}], "operator": "OR"}]}], "sourceIdentifier": "secure@intel.com"}