CVE-2021-44479 - Vulnerability Details - OpenCVE

NXP Kinetis K82 devices have a buffer over-read via a crafted wlength value in a GET Status-Other request during use of USB In-System Programming (ISP) mode. This discloses protected flash memory.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Nxp	Kinetis K82 Kinetis K82 Firmware

Configuration 1 [-]

AND

cpe:2.3:o:nxp:kinetis_k82_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:nxp:kinetis_k82:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://github.com/Xen1thLabs-AE/CVE-2021-40154
https://www.darkmatter.ae/xen1thlabs/published-advisories/

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-12-01T14:56:53

Updated: 2024-08-04T04:25:16.832Z

Reserved: 2021-12-01T00:00:00

Link: CVE-2021-44479

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-12-01T15:15:07.703

Modified: 2024-11-21T06:31:02.983

Link: CVE-2021-44479

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "NXP Kinetis K82 devices have a buffer over-read via a crafted wlength value in a GET Status-Other request during use of USB In-System Programming (ISP) mode. This discloses protected flash memory."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:L/A:L/C:H/I:N/PR:L/S:U/UI:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-12-01T14:56:53", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.darkmatter.ae/xen1thlabs/published-advisories/"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/Xen1thLabs-AE/CVE-2021-40154"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-44479", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "NXP Kinetis K82 devices have a buffer over-read via a crafted wlength value in a GET Status-Other request during use of USB In-System Programming (ISP) mode. This discloses protected flash memory."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:L/A:L/C:H/I:N/PR:L/S:U/UI:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://www.darkmatter.ae/xen1thlabs/published-advisories/", "refsource": "MISC", "url": "https://www.darkmatter.ae/xen1thlabs/published-advisories/"}, {"name": "https://github.com/Xen1thLabs-AE/CVE-2021-40154", "refsource": "MISC", "url": "https://github.com/Xen1thLabs-AE/CVE-2021-40154"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T04:25:16.832Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.darkmatter.ae/xen1thlabs/published-advisories/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/Xen1thLabs-AE/CVE-2021-40154"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-44479", "datePublished": "2021-12-01T14:56:53", "dateReserved": "2021-12-01T00:00:00", "dateUpdated": "2024-08-04T04:25:16.832Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:nxp:kinetis_k82_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "04B8AB64-85E8-41AB-B727-EE382EF97936", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:nxp:kinetis_k82:-:*:*:*:*:*:*:*", "matchCriteriaId": "C465E3D0-73F8-4828-A35F-9C89B7009298", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "NXP Kinetis K82 devices have a buffer over-read via a crafted wlength value in a GET Status-Other request during use of USB In-System Programming (ISP) mode. This discloses protected flash memory."}, {"lang": "es", "value": "Los dispositivos NXP Kinetis K82 presentan una lectura excesiva del b\u00fafer por medio de un valor wlength dise\u00f1ado en una petici\u00f3n GET Status-Other durante el uso del modo USB In-System Programming (ISP). Esto revela la memoria flash protegida"}], "id": "CVE-2021-44479", "lastModified": "2024-11-21T06:31:02.983", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 2.1, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 4.2, "source": "cve@mitre.org", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-01T15:15:07.703", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/Xen1thLabs-AE/CVE-2021-40154"}, {"source": "cve@mitre.org", "tags": ["Broken Link", "Third Party Advisory"], "url": "https://www.darkmatter.ae/xen1thlabs/published-advisories/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/Xen1thLabs-AE/CVE-2021-40154"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Third Party Advisory"], "url": "https://www.darkmatter.ae/xen1thlabs/published-advisories/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}