CVE-2020-27634

{"id": "CVE-2020-27634", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 3.9}]}, "published": "2023-10-10T17:15:10.657", "references": [{"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-21-042-01", "tags": ["Third Party Advisory", "US Government Resource"], "source": "cve@mitre.org"}, {"url": "https://www.forescout.com", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.forescout.com/resources/numberjack-weak-isn-generation-in-embedded-tcpip-stacks/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-330"}]}], "descriptions": [{"lang": "en", "value": "In Contiki 4.5, TCP ISNs are improperly random."}, {"lang": "es", "value": "En Contiki 4.5, los ISN de TCP son incorrectamente aleatorios."}], "lastModified": "2023-10-13T15:12:30.383", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:contiki-ng:contiki-ng:4.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "93EA8725-2367-4899-96B6-5B4419C9B3DB"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}