CVE-2018-1063

{"containers": {"cna": {"affected": [{"product": "policycoreutils", "vendor": "SELinux Project", "versions": [{"status": "affected", "version": "2.5-11 and newer"}]}], "datePublic": "2018-02-28T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Context relabeling of filesystems is vulnerable to symbolic link attack, allowing a local, unprivileged malicious entity to change the SELinux context of an arbitrary file to a context with few restrictions. This only happens when the relabeling process is done, usually when taking SELinux state from disabled to enable (permissive or enforcing). The issue was found in policycoreutils 2.5-11."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-59", "description": "CWE-59->CWE-282", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2018-04-11T09:57:01.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1550122"}, {"name": "RHSA-2018:0913", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2018:0913"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T03:51:47.327Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1550122"}, {"name": "RHSA-2018:0913", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:0913"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2018-1063", "dateReserved": "2017-12-04T00:00:00.000Z", "dateUpdated": "2024-08-05T03:51:47.327Z", "state": "PUBLISHED", "datePublished": "2018-03-02T15:00:00.000Z"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "policycoreutils", "vendor": "SELinux Project", "versions": [{"status": "affected", "version": "2.5-11 and newer"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:selinux_project:selinux:-:*:*:*:*:*:*:*", "matchCriteriaId": "4C42EBCF-BAC2-43F9-945A-E95A1B1B9078", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Context relabeling of filesystems is vulnerable to symbolic link attack, allowing a local, unprivileged malicious entity to change the SELinux context of an arbitrary file to a context with few restrictions. This only happens when the relabeling process is done, usually when taking SELinux state from disabled to enable (permissive or enforcing). The issue was found in policycoreutils 2.5-11."}, {"lang": "es", "value": "El reetiquetado de contexto de sistemas de archivos es vulnerable a ataques de enlace simb\u00f3lico, lo que permite que una entidad maliciosa local no privilegiada cambie el contexto SELinux de un archivo arbitrario a un contexto con pocas restricciones. Esto solo ocurre cuando termina el proceso de reetiquetado, normalmente cuando se cambia el estado de SELinux de deshabilitado a habilitado (permisivo o impositivo). Este problema se ha abordado en policycoreutils 2.5.-11."}], "id": "CVE-2018-1063", "lastModified": "2026-06-17T01:50:23.947", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 3.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-03-02T15:29:00.400", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2018:0913"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1550122"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2018:0913"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1550122"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-59"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-59"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"acknowledgement": "This issue was discovered by Renaud M\u00e9trich (Red Hat).", "affected_release": [{"advisory": "RHSA-2018:0913", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "policycoreutils-0:2.5-22.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2018-04-10T00:00:00Z"}], "bugzilla": {"description": "policycoreutils: Relabelling of symbolic links in /tmp and /var/tmp change the context of their target instead", "id": "1550122", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1550122"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.9", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-59->CWE-282", "details": ["Context relabeling of filesystems is vulnerable to symbolic link attack, allowing a local, unprivileged malicious entity to change the SELinux context of an arbitrary file to a context with few restrictions. This only happens when the relabeling process is done, usually when taking SELinux state from disabled to enable (permissive or enforcing). The issue was found in policycoreutils 2.5-11.", "Context relabeling of filesystems is vulnerable to symbolic link attack, allowing a local, unprivileged malicious entity to change the SELinux context of an arbitrary file to a context with few restrictions. This only happens when the relabeling process is done, usually when taking SELinux state from disabled to enable (permissive or enforcing)."], "mitigation": {"lang": "en:us", "value": "Remove any symbolic links from /tmp and /var/tmp directories before relabeling the file system."}, "name": "CVE-2018-1063", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "policycoreutils", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "impact": "low", "package_name": "policycoreutils", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "policycoreutils", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-02-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-1063\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-1063"], "threat_severity": "Low"}

{}