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ID

VAR-202203-0923


CVE

CVE-2021-43619


TITLE

ARM Trusted Firmware M Security hole

Trust: 0.6

sources: CNNVD: CNNVD-202203-001

DESCRIPTION

Trusted Firmware M 1.4.x through 1.4.1 has a buffer overflow issue in the Firmware Update partition. In the IPC model, a psa_fwu_write caller from SPE or NSPE can overwrite stack memory locations

Trust: 0.99

sources: NVD: CVE-2021-43619 // VULHUB: VHN-406252

AFFECTED PRODUCTS

vendor:armmodel:trusted -mscope:eqversion:1.4.0

Trust: 1.0

vendor:armmodel:trusted -mscope:eqversion:1.4.1

Trust: 1.0

sources: NVD: CVE-2021-43619

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2021-43619
value: HIGH

Trust: 1.0

CNNVD: CNNVD-202203-001
value: HIGH

Trust: 0.6

VULHUB: VHN-406252
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2021-43619
severity: MEDIUM
baseScore: 4.6
vectorString: AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 3.9
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.0

VULHUB: VHN-406252
severity: MEDIUM
baseScore: 4.6
vectorString: AV:L/AC:L/AU:N/C:P/I:P/A:P
accessVector: LOCAL
accessComplexity: LOW
authentication: NONE
confidentialityImpact: PARTIAL
integrityImpact: PARTIAL
availabilityImpact: PARTIAL
exploitabilityScore: 3.9
impactScore: 6.4
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2021-43619
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.1

Trust: 1.0

sources: VULHUB: VHN-406252 // CNNVD: CNNVD-202203-001 // NVD: CVE-2021-43619

PROBLEMTYPE DATA

problemtype:CWE-120

Trust: 1.1

sources: VULHUB: VHN-406252 // NVD: CVE-2021-43619

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202203-001

TYPE

other

Trust: 0.6

sources: CNNVD: CNNVD-202203-001

PATCH

title:ARM Trusted Firmware M Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=185344

Trust: 0.6

sources: CNNVD: CNNVD-202203-001

EXTERNAL IDS

db:NVDid:CVE-2021-43619

Trust: 1.7

db:CNNVDid:CNNVD-202203-001

Trust: 0.6

db:VULHUBid:VHN-406252

Trust: 0.1

sources: VULHUB: VHN-406252 // CNNVD: CNNVD-202203-001 // NVD: CVE-2021-43619

REFERENCES

url:https://tf-m-user-guide.trustedfirmware.org/docs/security/security_advisories/fwu_write_vulnerability.html

Trust: 1.7

url:https://developer.arm.com/support/arm-security-updates

Trust: 1.7

url:https://git.trustedfirmware.org/tf-m/trusted-firmware-m.git/

Trust: 1.7

url:https://www.trustedfirmware.org

Trust: 1.7

url:https://cxsecurity.com/cveshow/cve-2021-43619/

Trust: 0.6

sources: VULHUB: VHN-406252 // CNNVD: CNNVD-202203-001 // NVD: CVE-2021-43619

SOURCES

db:VULHUBid:VHN-406252
db:CNNVDid:CNNVD-202203-001
db:NVDid:CVE-2021-43619

LAST UPDATE DATE

2024-11-28T22:45:55.510000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-406252date:2022-03-09T00:00:00
db:CNNVDid:CNNVD-202203-001date:2022-03-10T00:00:00
db:NVDid:CVE-2021-43619date:2024-11-27T20:03:20.203

SOURCES RELEASE DATE

db:VULHUBid:VHN-406252date:2022-03-01T00:00:00
db:CNNVDid:CNNVD-202203-001date:2022-03-01T00:00:00
db:NVDid:CVE-2021-43619date:2022-03-01T05:15:07.803