{ "containers": { "cna": { "affected": [ { "product": "Das U-Boot", "vendor": "n/a", "versions": [ { "status": "affected", "version": "Das U-Boot 2013.07-rc1 to 2014.07-rc2 OCTEON-SDK 3.1.2 to 5.1 CUJO Smart Firewall - Firmware version 7003" } ] } ], "datePublic": "2019-03-19T00:00:00.000Z", "descriptions": [ { "lang": "en", "value": "An exploitable vulnerability exists in the verified boot protection of the Das U-Boot from version 2013.07-rc1 to 2014.07-rc2. The affected versions lack proper FIT signature enforcement, which allows an attacker to bypass U-Boot's verified boot and execute an unsigned kernel, embedded in a legacy image format. To trigger this vulnerability, a local attacker needs to be able to supply the image to boot." } ], "metrics": [ { "cvssV3_0": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.0" } } ], "problemTypes": [ { "descriptions": [ { "description": "Improper Verification of Cryptographic Signature", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2022-04-19T18:07:11.000Z", "orgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "shortName": "talos" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2018-0633" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "talos-cna@cisco.com", "ID": "CVE-2018-3968", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Das U-Boot", "version": { "version_data": [ { "version_value": "Das U-Boot 2013.07-rc1 to 2014.07-rc2 OCTEON-SDK 3.1.2 to 5.1 CUJO Smart Firewall - Firmware version 7003" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "An exploitable vulnerability exists in the verified boot protection of the Das U-Boot from version 2013.07-rc1 to 2014.07-rc2. The affected versions lack proper FIT signature enforcement, which allows an attacker to bypass U-Boot's verified boot and execute an unsigned kernel, embedded in a legacy image format. To trigger this vulnerability, a local attacker needs to be able to supply the image to boot." } ] }, "impact": { "cvss": { "baseScore": 8.2, "baseSeverity": "High", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.0" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Improper Verification of Cryptographic Signature" } ] } ] }, "references": { "reference_data": [ { "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2018-0633", "refsource": "MISC", "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2018-0633" } ] } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T04:57:24.503Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2018-0633" } ] } ] }, "cveMetadata": { "assignerOrgId": "b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b", "assignerShortName": "talos", "cveId": "CVE-2018-3968", "datePublished": "2019-03-21T16:36:03.000Z", "dateReserved": "2018-01-02T00:00:00.000Z", "dateUpdated": "2024-08-05T04:57:24.503Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }