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89 lines
2.5 KiB
JSON
89 lines
2.5 KiB
JSON
{
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"id": "CVE-2021-42142",
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"sourceIdentifier": "cve@mitre.org",
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"published": "2024-01-23T22:15:16.270",
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"lastModified": "2024-01-31T14:51:46.890",
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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": "An issue was discovered in Contiki-NG tinyDTLS through master branch 53a0d97. DTLS servers mishandle the early use of a large epoch number. This vulnerability allows remote attackers to cause a denial of service and false-positive packet drops."
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},
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{
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"lang": "es",
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"value": "Se descubri\u00f3 un problema en Contiki-NG tinyDTLS a trav\u00e9s de la rama maestra 53a0d97. Los servidores DTLS manejan mal el uso inicial de un n\u00famero de \u00e9poca grande. Esta vulnerabilidad permite a atacantes remotos provocar una denegaci\u00f3n de servicio y ca\u00eddas de paquetes falsos positivos."
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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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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"attackVector": "NETWORK",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH",
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"baseScore": 9.8,
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"baseSeverity": "CRITICAL"
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},
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"exploitabilityScore": 3.9,
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"impactScore": 5.9
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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-755"
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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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"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": true,
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"criteria": "cpe:2.3:a:contiki-ng:tinydtls:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "2018-08-30",
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"matchCriteriaId": "E938DF84-2663-4516-87E3-B7E46789F6A1"
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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://github.com/contiki-ng/tinydtls/issues/24",
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"source": "cve@mitre.org",
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"tags": [
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"Issue Tracking",
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"Patch"
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]
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},
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{
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"url": "https://seclists.org/fulldisclosure/2024/Jan/15",
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"source": "cve@mitre.org",
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"tags": [
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"Mailing List",
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"Third Party Advisory"
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]
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}
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]
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} |