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131 lines
3.9 KiB
JSON
131 lines
3.9 KiB
JSON
{
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"id": "CVE-2021-29415",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2021-05-21T12:15:07.953",
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"lastModified": "2022-07-12T17:42:04.277",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"value": "The elliptic curve cryptography (ECC) hardware accelerator, part of the ARM\u00ae TrustZone\u00ae CryptoCell 310, contained in the NordicSemiconductor nRF52840 through 2021-03-29 has a non-constant time ECDSA implemenation. This allows an adversary to recover the private ECC key used during an ECDSA operation."
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},
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{
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"lang": "es",
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"value": "El acelerador de hardware elliptic curve cryptography (ECC), parte del ARM\u00ae TrustZone\u00ae CryptoCell 310, contenido en NordicSemiconductor nRF52840 hasta el 2021-03-29 presenta una implementaci\u00f3n ECDSA de tiempo no constante. Esto permite que un adversario recupere la clave ECC privada utilizada durante una operaci\u00f3n ECDSA"
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseScore": 5.5,
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"baseSeverity": "MEDIUM"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 3.6
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
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"accessVector": "LOCAL",
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"accessComplexity": "LOW",
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"authentication": "NONE",
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"confidentialityImpact": "PARTIAL",
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"integrityImpact": "NONE",
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"availabilityImpact": "NONE",
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"baseScore": 2.1
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},
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"baseSeverity": "LOW",
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"exploitabilityScore": 3.9,
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"impactScore": 2.9,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": false
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-203"
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}
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]
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}
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],
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"configurations": [
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{
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"operator": "AND",
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": false,
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"criteria": "cpe:2.3:h:nordicsemi:nrf52840:-:*:*:*:*:*:*:*",
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"matchCriteriaId": "06F36D86-14BB-48A1-92B5-DF4874DAF33F"
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}
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]
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},
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:nordicsemi:nrf52840_firmware:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "2021-03-29",
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"matchCriteriaId": "29AF11FC-D9AA-476B-BB19-BF1A9CAEE9EB"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://eprint.iacr.org/2021/640",
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"source": "cve@mitre.org",
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"tags": [
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"Third Party Advisory"
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]
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},
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{
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"url": "https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html",
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"source": "cve@mitre.org",
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"tags": [
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"Third Party Advisory"
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]
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},
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{
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"url": "https://www.sit.fraunhofer.de/en/news-events/downloads-services/cve/",
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"source": "cve@mitre.org",
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"tags": [
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"Not Applicable"
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]
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}
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]
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} |