CVE-2021-33625 - OpenCVE

An issue was discovered in Kernel 5.x in Insyde InsydeH2O, affecting HddPassword. Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses.

Attack Vector Local

Attack Complexity High

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Medium

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

AV:L/AC:M/Au:N/C:C/I:C/A:C

Vendors & Products
CPE Configurations

Vendors	Products
Siemens	Simatic Ipc227g Firmware Simatic Itp1000 Simatic Ipc647e Firmware Simatic Ipc427e Firmware Simatic Itp1000 Firmware Simatic Ipc227g Simatic Ipc277g Firmware Simatic Field Pg M6 Firmware Simatic Ipc427e Simatic Ipc647e Simatic Ipc847e Firmware Simatic Ipc127e Firmware Simatic Field Pg M6 Simatic Ipc477e Simatic Field Pg M5 Simatic Ipc327g Firmware Simatic Ipc677e Firmware Ruggedcom Ape1808 Firmware Simatic Ipc847e Simatic Ipc627e Firmware Simatic Field Pg M5 Firmware Simatic Ipc327g Ruggedcom Ape1808 Simatic Ipc127e Simatic Ipc277g Simatic Ipc677e Simatic Ipc627e Simatic Ipc377g Firmware Simatic Ipc477e Pro Simatic Ipc477e Pro Firmware Simatic Ipc477e Firmware Simatic Ipc377g
Insyde	Insydeh2o
Netapp	Fas\/aff Bios

Configuration 1 [-]

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 3 [-]

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 4 [-]

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 5 [-]

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 6 [-]

cpe:2.3:o:netapp:fas\/aff_bios:-:*:*:*:*:*:*:*

Configuration 7 [-]

AND

cpe:2.3:o:siemens:ruggedcom_ape1808_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:ruggedcom_ape1808:-:*:*:*:*:*:*:*

Configuration 8 [-]

AND

cpe:2.3:o:siemens:simatic_field_pg_m5_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_field_pg_m5:-:*:*:*:*:*:*:*

Configuration 9 [-]

AND

cpe:2.3:o:siemens:simatic_ipc127e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc127e:-:*:*:*:*:*:*:*

Configuration 10 [-]

AND

cpe:2.3:o:siemens:simatic_itp1000_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_itp1000:-:*:*:*:*:*:*:*

Configuration 11 [-]

AND

cpe:2.3:o:siemens:simatic_ipc277g_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc277g:-:*:*:*:*:*:*:*

Configuration 12 [-]

AND

cpe:2.3:o:siemens:simatic_ipc227g_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc227g:-:*:*:*:*:*:*:*

Configuration 13 [-]

AND

cpe:2.3:o:siemens:simatic_ipc327g_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc327g:-:*:*:*:*:*:*:*

Configuration 14 [-]

AND

cpe:2.3:o:siemens:simatic_ipc377g_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc377g:-:*:*:*:*:*:*:*

Configuration 15 [-]

AND

cpe:2.3:o:siemens:simatic_ipc427e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc427e:-:*:*:*:*:*:*:*

Configuration 16 [-]

AND

cpe:2.3:o:siemens:simatic_ipc477e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc477e:-:*:*:*:*:*:*:*

Configuration 17 [-]

AND

cpe:2.3:o:siemens:simatic_ipc477e_pro_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc477e_pro:-:*:*:*:*:*:*:*

Configuration 18 [-]

AND

cpe:2.3:o:siemens:simatic_ipc627e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc627e:-:*:*:*:*:*:*:*

Configuration 19 [-]

AND

cpe:2.3:o:siemens:simatic_ipc647e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc647e:-:*:*:*:*:*:*:*

Configuration 20 [-]

AND

cpe:2.3:o:siemens:simatic_ipc677e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc677e:-:*:*:*:*:*:*:*

Configuration 21 [-]

AND

cpe:2.3:o:siemens:simatic_ipc847e_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_ipc847e:-:*:*:*:*:*:*:*

Configuration 22 [-]

AND

cpe:2.3:o:siemens:simatic_field_pg_m6_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:siemens:simatic_field_pg_m6:-:*:*:*:*:*:*:*

References

Link	Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf	Third Party Advisory
https://security.netapp.com/advisory/ntap-20220222-0004/	Third Party Advisory
https://www.insyde.com/security-pledge	Vendor Advisory
https://www.insyde.com/security-pledge/SA-2022014	Vendor Advisory

History

No history.

MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2022-02-03T01:55:10

Updated: 2022-02-23T15:06:25

Reserved: 2021-05-28T00:00:00

Link: CVE-2021-33625

JSON object: View

NVD Information

Status : Analyzed

Published: 2022-02-03T02:15:06.930

Modified: 2022-04-12T18:17:23.980

Link: CVE-2021-33625

JSON object: View

Redhat Information

No data.

CWE

CWE-119

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Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses."}, {"lang": "es", "value": "Se ha descubierto un problema en el Kernel versi\u00f3n 5.x de InsydeH2O, que afecta a HddPassword. Los servicios SMI de software que utilizan la funci\u00f3n Communicate() del EFI_SMM_COMMUNICATION_PROTOCOL no comprueban si la direcci\u00f3n del b\u00fafer es v\u00e1lida, lo que permite el uso de direcciones de SMRAM, MMIO o del n\u00facleo del SO"}], "id": "CVE-2021-33625", "lastModified": "2022-04-12T18:17:23.980", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.9, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-02-03T02:15:06.930", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-306654.pdf"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20220222-0004/"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.insyde.com/security-pledge"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.insyde.com/security-pledge/SA-2022014"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}