{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2016-11-22T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via string quotes and S-expressions in the bootloader configuration file."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-06-30T16:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "http://xenbits.xen.org/xsa/xsa198.patch"}, {"name": "94473", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/94473"}, {"name": "GLSA-201612-56", "tags": ["vendor-advisory", "x_refsource_GENTOO"], "url": "https://security.gentoo.org/glsa/201612-56"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://xenbits.xen.org/xsa/advisory-198.html"}, {"name": "1037347", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1037347"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://support.citrix.com/article/CTX218775"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2016-9379", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via string quotes and S-expressions in the bootloader configuration file."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "http://xenbits.xen.org/xsa/xsa198.patch", "refsource": "CONFIRM", "url": "http://xenbits.xen.org/xsa/xsa198.patch"}, {"name": "94473", "refsource": "BID", "url": "http://www.securityfocus.com/bid/94473"}, {"name": "GLSA-201612-56", "refsource": "GENTOO", "url": "https://security.gentoo.org/glsa/201612-56"}, {"name": "http://xenbits.xen.org/xsa/advisory-198.html", "refsource": "CONFIRM", "url": "http://xenbits.xen.org/xsa/advisory-198.html"}, {"name": "1037347", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1037347"}, {"name": "https://support.citrix.com/article/CTX218775", "refsource": "CONFIRM", "url": "https://support.citrix.com/article/CTX218775"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T02:50:37.614Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://xenbits.xen.org/xsa/xsa198.patch"}, {"name": "94473", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/94473"}, {"name": "GLSA-201612-56", "tags": ["vendor-advisory", "x_refsource_GENTOO", "x_transferred"], "url": "https://security.gentoo.org/glsa/201612-56"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://xenbits.xen.org/xsa/advisory-198.html"}, {"name": "1037347", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://www.securitytracker.com/id/1037347"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://support.citrix.com/article/CTX218775"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2016-9379", "datePublished": "2017-01-23T21:00:00.000Z", "dateReserved": "2016-11-17T00:00:00.000Z", "dateUpdated": "2024-08-06T02:50:37.614Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*", "matchCriteriaId": "C2B9CCC2-BAC5-4A65-B8D4-4B71EBBA0C2F", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:citrix:xenserver:6.0.2:*:*:*:*:*:*:*", "matchCriteriaId": "5FCF191B-971A-4945-AB14-08091689BE2F", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:xenserver:6.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "BCEA97B9-A443-4F87-81B4-B3F0E94AC18E", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:xenserver:6.5:*:*:*:*:*:*:*", "matchCriteriaId": "56434D13-7A7B-495C-A135-2688C706A065", "vulnerable": true}, {"criteria": "cpe:2.3:a:citrix:xenserver:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "405F950F-0772-41A3-8B72-B67151CC1376", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via string quotes and S-expressions in the bootloader configuration file."}, {"lang": "es", "value": "El emulador de cargador de arranque pygrub en Xen, cuando se solicita el formato de salida de la expresi\u00f3n S, permite a administradores locales del SO invitado que utilizan pygrub leer o eliminar archivos arbitrarios en el host a trav\u00e9s de citas de cadenas y expresiones S en el archivo de configuraci\u00f3n del gestor de arranque."}], "id": "CVE-2016-9379", "lastModified": "2026-05-13T00:24:29.033", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.9, "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:N", "version": "3.0"}, "exploitabilityScore": 1.5, "impactScore": 5.8, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-01-23T21:59:02.707", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/94473"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1037347"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://xenbits.xen.org/xsa/advisory-198.html"}, {"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://xenbits.xen.org/xsa/xsa198.patch"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/201612-56"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://support.citrix.com/article/CTX218775"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/94473"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1037347"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://xenbits.xen.org/xsa/advisory-198.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://xenbits.xen.org/xsa/xsa198.patch"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201612-56"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://support.citrix.com/article/CTX218775"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank the Xen project for reporting this issue. Upstream acknowledges Daniel Richman (the Cambridge University Student-Run Computing Facility) and G\u00e1bor Szarka (the Cambridge University Student-Run Computing Facility) as the original reporters.", "bugzilla": {"description": "xen: delimiter injection vulnerabilities in pygrub (XSA-198)", "id": "1392939", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1392939"}, "csaw": false, "cvss": {"cvss_base_score": "4.6", "cvss_scoring_vector": "AV:N/AC:H/Au:S/C:P/I:P/A:P", "status": "draft"}, "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": ["The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via string quotes and S-expressions in the bootloader configuration file."], "name": "CVE-2016-9379", "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": "2016-11-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-9379\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-9379\nhttp://xenbits.xen.org/xsa/advisory-198.html"], "threat_severity": "Moderate"}

{}