CVE-2018-10906

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An attacker may use this flaw to mount a FUSE file system, accessible by other users, and trick them into accessing files on that file system, possibly causing Denial of Service or other unspecified effects."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.3, "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:L", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-285", "description": "CWE-285", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2019-04-05T04:06:08.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10906"}, {"name": "[debian-lts-announce] 20180815 [SECURITY] [DLA 1468-1] fuse security update", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00015.html"}, {"name": "DSA-4257", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "https://www.debian.org/security/2018/dsa-4257"}, {"name": "45106", "tags": ["exploit", "x_refsource_EXPLOIT-DB"], "url": "https://www.exploit-db.com/exploits/45106/"}, {"name": "RHSA-2018:3324", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "https://access.redhat.com/errata/RHSA-2018:3324"}, {"name": "FEDORA-2019-dd00364b71", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BREAIWIK64DRJWHIGR47L2D5YICY4HQ3/"}, {"name": "FEDORA-2019-31722b8f33", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5XYA6PXT5PPWVK7CM7K4YRCYWA37DODB/"}, {"name": "FEDORA-2019-fd54b80806", "tags": ["vendor-advisory", "x_refsource_FEDORA"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A253TZWZK6R7PT2S5JIEAQJR2TYKX7V2/"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secalert@redhat.com", "ID": "CVE-2018-10906", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "fuse", "version": {"version_data": [{"version_value": "fuse 2.9.8"}, {"version_value": "fuse 3.2.5"}]}}]}, "vendor_name": "[UNKNOWN]"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In fuse before versions 2.9.8 and 3.x before 3.2.5, fusermount is vulnerable to a restriction bypass when SELinux is active. 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An attacker may use this flaw to mount a FUSE file system, accessible by other users, and trick them into accessing files on that file system, possibly causing Denial of Service or other unspecified effects."}]}, "impact": {"cvss": [[{"vectorString": "5.3/CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.0"}]]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-285"}]}]}, "references": {"reference_data": [{"name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10906", "refsource": "CONFIRM", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10906"}, {"name": "[debian-lts-announce] 20180815 [SECURITY] [DLA 1468-1] fuse security update", "refsource": "MLIST", "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00015.html"}, {"name": "DSA-4257", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2018/dsa-4257"}, {"name": "45106", "refsource": "EXPLOIT-DB", "url": "https://www.exploit-db.com/exploits/45106/"}, {"name": "RHSA-2018:3324", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2018:3324"}, {"name": "FEDORA-2019-dd00364b71", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BREAIWIK64DRJWHIGR47L2D5YICY4HQ3/"}, {"name": "FEDORA-2019-31722b8f33", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5XYA6PXT5PPWVK7CM7K4YRCYWA37DODB/"}, {"name": "FEDORA-2019-fd54b80806", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A253TZWZK6R7PT2S5JIEAQJR2TYKX7V2/"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T07:54:35.543Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10906"}, {"name": "[debian-lts-announce] 20180815 [SECURITY] [DLA 1468-1] fuse security update", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00015.html"}, {"name": "DSA-4257", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "https://www.debian.org/security/2018/dsa-4257"}, {"name": "45106", "tags": ["exploit", "x_refsource_EXPLOIT-DB", "x_transferred"], "url": "https://www.exploit-db.com/exploits/45106/"}, {"name": "RHSA-2018:3324", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "https://access.redhat.com/errata/RHSA-2018:3324"}, {"name": "FEDORA-2019-dd00364b71", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BREAIWIK64DRJWHIGR47L2D5YICY4HQ3/"}, {"name": "FEDORA-2019-31722b8f33", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5XYA6PXT5PPWVK7CM7K4YRCYWA37DODB/"}, {"name": "FEDORA-2019-fd54b80806", "tags": ["vendor-advisory", "x_refsource_FEDORA", "x_transferred"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A253TZWZK6R7PT2S5JIEAQJR2TYKX7V2/"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2018-10906", "datePublished": "2018-07-24T20:00:00.000Z", "dateReserved": "2018-05-09T00:00:00.000Z", "dateUpdated": "2024-08-05T07:54:35.543Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "fuse", "vendor": "[UNKNOWN]", "versions": [{"status": "affected", "version": "fuse 2.9.8"}, {"status": "affected", "version": "fuse 3.2.5"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:fuse_project:fuse:*:*:*:*:*:*:*:*", "matchCriteriaId": "6B23502B-0828-4EBC-A1A7-EF6A02E6116C", "versionEndExcluding": "2.9.8", "vulnerable": true}, {"criteria": "cpe:2.3:a:fuse_project:fuse:*:*:*:*:*:*:*:*", "matchCriteriaId": "985F6092-B5FC-412B-9EE3-987641ABA999", "versionEndExcluding": "3.2.5", "versionStartIncluding": "3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "33C068A4-3780-4EAB-A937-6082DF847564", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "51EF4996-72F4-4FA4-814F-F5991E7A8318", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "825ECE2D-E232-46E0-A047-074B34DB1E97", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In fuse before versions 2.9.8 and 3.x before 3.2.5, fusermount is vulnerable to a restriction bypass when SELinux is active. This allows non-root users to mount a FUSE file system with the 'allow_other' mount option regardless of whether 'user_allow_other' is set in the fuse configuration. An attacker may use this flaw to mount a FUSE file system, accessible by other users, and trick them into accessing files on that file system, possibly causing Denial of Service or other unspecified effects."}, {"lang": "es", "value": "En fuse, en versiones anteriores a la 2.9.8 y en versiones 3.x anteriores a la 3.2.5, fusermount es vulnerable a una omisi\u00f3n de restricciones cuando SELinux est\u00e1 activo. Esto permite que usuarios no root monten un sistema de archivos FUSE con la opci\u00f3n \"allow_other\", independientemente de si \"user_allow_other\" est\u00e1 establecido en la configuraci\u00f3n de fuse. Un atacante podr\u00eda emplear este error para montar un sistema de archivos FUSE, accesible por otros usuarios, y enga\u00f1arlos para que accedan a archivos en el sistema de archivos, provocando una denegaci\u00f3n de servicio (DoS) u otros efectos sin especificar."}], "id": "CVE-2018-10906", "lastModified": "2026-06-17T01:34:53.450", "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": "LOW", "baseScore": 5.3, "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:L", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 3.4, "source": "secalert@redhat.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-07-24T20:29:00.347", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:3324"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10906"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00015.html"}, {"source": "secalert@redhat.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5XYA6PXT5PPWVK7CM7K4YRCYWA37DODB/"}, {"source": "secalert@redhat.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A253TZWZK6R7PT2S5JIEAQJR2TYKX7V2/"}, {"source": "secalert@redhat.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BREAIWIK64DRJWHIGR47L2D5YICY4HQ3/"}, {"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2018/dsa-4257"}, {"source": "secalert@redhat.com", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/45106/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHSA-2018:3324"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10906"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00015.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5XYA6PXT5PPWVK7CM7K4YRCYWA37DODB/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A253TZWZK6R7PT2S5JIEAQJR2TYKX7V2/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BREAIWIK64DRJWHIGR47L2D5YICY4HQ3/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2018/dsa-4257"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/45106/"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-285"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-269"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2018:3324", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "fuse-0:2.9.2-11.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2018-10-30T00:00:00Z"}], "bugzilla": {"description": "fuse: bypass of the \"user_allow_other\" restriction when SELinux is active", "id": "1602996", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1602996"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "status": "verified"}, "cwe": "CWE-285", "details": ["In fuse before versions 2.9.8 and 3.x before 3.2.5, fusermount is vulnerable to a restriction bypass when SELinux is active. This allows non-root users to mount a FUSE file system with the 'allow_other' mount option regardless of whether 'user_allow_other' is set in the fuse configuration. An attacker may use this flaw to mount a FUSE file system, accessible by other users, and trick them into accessing files on that file system, possibly causing Denial of Service or other unspecified effects.", "A vulnerability was discovered in fuse. When SELinux is active, fusermount is vulnerable to a restriction bypass. This allows non-root users to mount a FUSE file system with the 'allow_other' mount option regardless of whether 'user_allow_other' is set in the fuse configuration. An attacker may use this flaw to mount a FUSE file system, accessible by other users, and trick them into accessing files on that file system, possibly causing Denial of Service or other unspecified effects."], "name": "CVE-2018-10906", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "fuse", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "fuse", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Will not fix", "impact": "low", "package_name": "fuse", "product_name": "Red Hat Virtualization 4"}], "public_date": "2018-07-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-10906\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-10906"], "statement": "This issue did not affect the versions of fuse as shipped with Red Hat Enterprise Linux 6 as they did not consider escaped characters when checking mount options. This issue is present in fuse packages included with Red Hat Virtualization, however it is not exploitable under any supported configuration.", "threat_severity": "Moderate"}

{}