{ "CVE_data_meta": { "ASSIGNER": "security@php.net", "DATE_PUBLIC": "2020-08-03T16:16:00.000Z", "ID": "CVE-2020-7068", "STATE": "PUBLIC", "TITLE": "Use of freed hash key in the phar_parse_zipfile function" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "PHP", "version": { "version_data": [ { "version_affected": "<", "version_name": "7.3.x", "version_value": "7.3.21" }, { "version_affected": "<", "version_name": "7.4.x", "version_value": "7.4.9" }, { "version_affected": "<", "version_name": "7.2.x", "version_value": "7.2.33" } ] } } ] }, "vendor_name": "PHP Group" } ] } }, "configuration": [ { "lang": "eng", "value": "phar extension must be enabled" } ], "credit": [ { "lang": "eng", "value": "grigoritchy at gmail dot com" } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In PHP versions 7.2.x below 7.2.33, 7.3.x below 7.3.21 and 7.4.x below 7.4.9, while processing PHAR files using phar extension, phar_parse_zipfile could be tricked into accessing freed memory, which could lead to a crash or information disclosure." } ] }, "generator": { "engine": "Vulnogram 0.0.9" }, "impact": { "cvss": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-416 Use After Free" } ] } ] }, "references": { "reference_data": [ { "refsource": "MISC", "url": "https://bugs.php.net/bug.php?id=79797", "name": "https://bugs.php.net/bug.php?id=79797" }, { "refsource": "GENTOO", "name": "GLSA-202009-10", "url": "https://security.gentoo.org/glsa/202009-10" }, { "refsource": "CONFIRM", "name": "https://security.netapp.com/advisory/ntap-20200918-0005/", "url": "https://security.netapp.com/advisory/ntap-20200918-0005/" }, { "refsource": "DEBIAN", "name": "DSA-4856", "url": "https://www.debian.org/security/2021/dsa-4856" }, { "refsource": "CONFIRM", "name": "https://www.tenable.com/security/tns-2021-14", "url": "https://www.tenable.com/security/tns-2021-14" } ] }, "source": { "defect": [ "https://bugs.php.net/bug.php?id=79797" ], "discovery": "EXTERNAL" } }