CVE-2017-8903

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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 on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213."}, {"lang": "es", "value": "Xen hasta la versi\u00f3n 4.8.x en plataformas de 64 bits no maneja adecuadamente las tablas de p\u00e1ginas despu\u00e9s de una hiperllamada IRET, lo que podr\u00eda permitir que los usuarios de PV del SO hu\u00e9sped ejecutar c\u00f3digo arbitrario en el sistema operativo anfitri\u00f3n, tambi\u00e9n conocido como XSA-213."}], "id": "CVE-2017-8903", "lastModified": "2026-06-17T01:27:10.393", "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": 8.8, "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": "2017-05-11T19:29:00.227", "references": [{"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/98426"}, {"source": "cve@mitre.org", "url": "http://www.securitytracker.com/id/1038386"}, {"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-213.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/98426"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1038386"}, {"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-213.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: x86: 64bit PV guest breakout via pagetable use-after-mode-change (XSA-213)", "id": "1443222", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1443222"}, "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 on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213."], "name": "CVE-2017-8903", "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-2017-8903\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-8903\nhttp://xenbits.xen.org/xsa/advisory-213.html"], "threat_severity": "Important"}

{}