CVE-2020-7065

{"id": "CVE-2020-7065", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "security@php.net", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.4, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 5.2, "exploitabilityScore": 2.2}]}, "published": "2020-04-01T04:15:13.943", "references": [{"url": "https://bugs.php.net/bug.php?id=79371", "tags": ["Exploit", "Issue Tracking", "Patch", "Vendor Advisory"], "source": "security@php.net"}, {"url": "https://security.netapp.com/advisory/ntap-20200403-0001/", "tags": ["Third Party Advisory"], "source": "security@php.net"}, {"url": "https://usn.ubuntu.com/4330-1/", "tags": ["Third Party Advisory"], "source": "security@php.net"}, {"url": "https://usn.ubuntu.com/4330-2/", "tags": ["Third Party Advisory"], "source": "security@php.net"}, {"url": "https://www.debian.org/security/2020/dsa-4719", "tags": ["Third Party Advisory"], "source": "security@php.net"}, {"url": "https://www.oracle.com/security-alerts/cpuoct2021.html", "tags": ["Patch", "Third Party Advisory"], "source": "security@php.net"}, {"url": "https://www.php.net/ChangeLog-7.php#7.4.4", "tags": ["Release Notes", "Vendor Advisory"], "source": "security@php.net"}, {"url": "https://www.tenable.com/security/tns-2021-14", "tags": ["Third Party Advisory"], "source": "security@php.net"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "security@php.net", "description": [{"lang": "en", "value": "CWE-121"}]}], "descriptions": [{"lang": "en", "value": "In PHP versions 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using mb_strtolower() function with UTF-32LE encoding, certain invalid strings could cause PHP to overwrite stack-allocated buffer. This could lead to memory corruption, crashes and potentially code execution."}, {"lang": "es", "value": "En PHP versiones 7.3.x por debajo de 7.3.16 y versiones 7.4.x por debajo de 7.4.4, mientras se usa la funci\u00f3n mb_strtolower() con codificaci\u00f3n UTF-32LE, determinadas cadenas no comprobadas pueden causar que PHP sobrescriba el b\u00fafer asignado de la pila. Esto podr\u00eda conllevar a una corrupci\u00f3n de la memoria, bloqueos y potencialmente a una ejecuci\u00f3n de c\u00f3digo."}], "lastModified": "2021-12-02T22:09:02.573", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "ECF918F4-EEAF-4F96-A49A-D367D549C52B", "versionEndExcluding": "7.3.16", "versionStartIncluding": "7.3.0"}, {"criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F809DF30-2CCC-4E3D-819B-75E5E0827E45", "versionEndExcluding": "7.4.4", "versionStartIncluding": "7.4.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*", "vulnerable": true, "matchCriteriaId": "8D305F7A-D159-4716-AB26-5E38BB5CD991"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*", "vulnerable": true, "matchCriteriaId": "815D70A8-47D3-459C-A32C-9FEACA0659D1"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A31C8344-3E02-4EB8-8BD8-4C84B7959624"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "902B8056-9E37-443B-8905-8AA93E2447FB"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "41DBA7C7-8084-45F6-B59D-13A9022C34DF", "versionEndExcluding": "5.19.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@php.net"}