CVE-2017-7228

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:-:*:*:*:*:*:*:*", "matchCriteriaId": "BFA1950D-1D9F-4401-AA86-CF3028EFD286", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue (known as XSA-212) was discovered in Xen, with fixes available for 4.8.x, 4.7.x, 4.6.x, 4.5.x, and 4.4.x. The earlier XSA-29 fix introduced an insufficient check on XENMEM_exchange input, allowing the caller to drive hypervisor memory accesses outside of the guest provided input/output arrays."}, {"lang": "es", "value": "Un problema (conocido como XSA-212) ha sido descubierto en Xen, con arreglos disponibles para 4.8.x, 4.7.x, 4.6.x, 4.5.x, y 4.4.x. La anterior correcci\u00f3n XSA-29 introdujo una comprobaci\u00f3n insuficiente en la entrada XENMEM_exchange, dando permiso a la persona que llama para conducir accesos de memoria de hipervisor fuera de las matrices de entrada/salida proporcionadas por el hu\u00e9sped."}], "id": "CVE-2017-7228", "lastModified": "2026-06-17T01:23:54.033", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.5, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-04-04T14:59:00.243", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2017/04/04/3"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2017/dsa-3847"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/97375"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id/1038223"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://xenbits.xen.org/xsa/advisory-212.html"}, {"source": "cve@mitre.org", "url": "https://github.com/QubesOS/qubes-secpack/blob/master/QSBs/qsb-029-2017.txt"}, {"source": "cve@mitre.org", "tags": ["Technical Description", "Third Party Advisory"], "url": "https://googleprojectzero.blogspot.com/2017/04/pandavirtualization-exploiting-xen.html"}, {"source": "cve@mitre.org", "url": "https://www.exploit-db.com/exploits/41870/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://openwall.com/lists/oss-security/2017/04/04/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2017/dsa-3847"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/97375"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1038223"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://xenbits.xen.org/xsa/advisory-212.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://github.com/QubesOS/qubes-secpack/blob/master/QSBs/qsb-029-2017.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Technical Description", "Third Party Advisory"], "url": "https://googleprojectzero.blogspot.com/2017/04/pandavirtualization-exploiting-xen.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://www.exploit-db.com/exploits/41870/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-129"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the Xen project for reporting this issue.", "bugzilla": {"description": "xen: x86: broken check in memory_exchange() permits PV guest breakout (XSA-212)", "id": "1434741", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1434741"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.0", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "details": ["An issue (known as XSA-212) was discovered in Xen, with fixes available for 4.8.x, 4.7.x, 4.6.x, 4.5.x, and 4.4.x. The earlier XSA-29 fix introduced an insufficient check on XENMEM_exchange input, allowing the caller to drive hypervisor memory accesses outside of the guest provided input/output arrays."], "name": "CVE-2017-7228", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "xen", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2017-04-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-7228\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-7228\nhttp://xenbits.xen.org/xsa/advisory-212.html"], "threat_severity": "Important"}

{}