CVE-2017-8904

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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:4.8.0:*:*:*:*:*:*:*", "matchCriteriaId": "A4447FA6-EDE7-4915-8238-2EA4CE782E96", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.8.1:*:*:*:*:*:*:*", "matchCriteriaId": "AB6804DA-1A77-47BF-803A-30AC602F8A9B", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Xen through 4.8.x mishandles the \"contains segment descriptors\" property during GNTTABOP_transfer (aka guest transfer) operations, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-214."}, {"lang": "es", "value": "Xen hasta la versi\u00f3n 4.8.x manipula incorrectamente la propiedad \"contains segment descriptors\" durante las operaciones GNTTABOP_transfer (tambi\u00e9n conocida como transferencia de hu\u00e9spedes), lo que podr\u00eda permitir a los usuarios del sistema operativo hu\u00e9sped PV ejecutar c\u00f3digo arbitrario en el sistema anfitri\u00f3n, tambi\u00e9n conocido como XSA-214."}], "id": "CVE-2017-8904", "lastModified": "2026-06-17T01:27:10.507", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 6.8, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:S/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.1, "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": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.0, "impactScore": 6.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-05-11T19:29:00.273", "references": [{"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/98428"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id/1038387"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/201705-11"}, {"source": "cve@mitre.org", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "url": "https://xenbits.xen.org/xsa/advisory-214.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/98428"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1038387"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201705-11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "url": "https://xenbits.xen.org/xsa/advisory-214.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the Xen project for reporting this issue. Upstream acknowledges Jann Horn (Google) as the original reporter.", "bugzilla": {"description": "xen: grant transfer allows PV guest to elevate privileges (XSA-214)", "id": "1443223", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1443223"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.5", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "details": ["Xen through 4.8.x mishandles the \"contains segment descriptors\" property during GNTTABOP_transfer (aka guest transfer) operations, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-214."], "name": "CVE-2017-8904", "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": "2017-05-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-8904\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-8904\nhttp://xenbits.xen.org/xsa/advisory-214.html"], "threat_severity": "Important"}

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