{"containers": {"cna": {"affected": [{"product": "coreos-installer", "vendor": "n/a", "versions": [{"status": "affected", "version": "Fixed in coreos-installer 0.10.0"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the coreos-installer, where it writes the Ignition config to the target system with world-readable access permissions. This flaw allows a local attacker to have read access to potentially sensitive data. The highest threat from this vulnerability is to confidentiality."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-276", "description": "CWE-276 - Incorrect Default Permissions", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-08-23T19:03:22", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/coreos/fedora-coreos-tracker/issues/889"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c"}, {"tags": ["x_refsource_MISC"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2018478"}, {"tags": ["x_refsource_MISC"], "url": "https://access.redhat.com/security/cve/CVE-2021-3917"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secalert@redhat.com", "ID": "CVE-2021-3917", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "coreos-installer", "version": {"version_data": [{"version_value": "Fixed in coreos-installer 0.10.0"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A flaw was found in the coreos-installer, where it writes the Ignition config to the target system with world-readable access permissions. This flaw allows a local attacker to have read access to potentially sensitive data. The highest threat from this vulnerability is to confidentiality."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-276 - Incorrect Default Permissions"}]}]}, "references": {"reference_data": [{"name": "https://github.com/coreos/fedora-coreos-tracker/issues/889", "refsource": "MISC", "url": "https://github.com/coreos/fedora-coreos-tracker/issues/889"}, {"name": "https://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c", "refsource": "MISC", "url": "https://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c"}, {"name": "https://bugzilla.redhat.com/show_bug.cgi?id=2018478", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2018478"}, {"name": "https://access.redhat.com/security/cve/CVE-2021-3917", "refsource": "MISC", "url": "https://access.redhat.com/security/cve/CVE-2021-3917"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:09:09.604Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/coreos/fedora-coreos-tracker/issues/889"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2018478"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://access.redhat.com/security/cve/CVE-2021-3917"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2021-3917", "datePublished": "2022-08-23T19:03:22", "dateReserved": "2021-11-01T00:00:00", "dateUpdated": "2024-08-03T17:09:09.604Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:redhat:coreos-installer:*:*:*:*:*:*:*:*", "matchCriteriaId": "A5FB7948-D4C7-4806-A707-B1F4FC340F97", "versionEndExcluding": "0.10.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw was found in the coreos-installer, where it writes the Ignition config to the target system with world-readable access permissions. This flaw allows a local attacker to have read access to potentially sensitive data. The highest threat from this vulnerability is to confidentiality."}, {"lang": "es", "value": "Se ha encontrado un fallo en coreos-installer, que escribe la configuraci\u00f3n de Ignition en el sistema de destino con permisos de acceso de lectura general. Este fallo permite a un atacante local tener acceso de lectura a datos potencialmente confidenciales. La mayor amenaza de esta vulnerabilidad es la confidencialidad."}], "id": "CVE-2021-3917", "lastModified": "2022-08-26T19:15:25.710", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-08-23T20:15:08.360", "references": [{"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2021-3917"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2018478"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://github.com/coreos/fedora-coreos-tracker/issues/889"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-276"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-276"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{"affected_release": [{"advisory": "RHSA-2021:4829", "cpe": "cpe:/a:redhat:openshift:4.8::el8", "package": "coreos-installer-0:0.9.0-8.rhaos4.8.el8", "product_name": "Red Hat OpenShift Container Platform 4.8", "release_date": "2021-11-30T00:00:00Z"}, {"advisory": "RHSA-2021:3758", "cpe": "cpe:/a:redhat:openshift:4.9::el8", "package": "coreos-installer-0:0.10.0-2.rhaos4.9.el8", "product_name": "Red Hat OpenShift Container Platform 4.9", "release_date": "2021-10-18T00:00:00Z"}], "bugzilla": {"description": "coreos-installer: restrict access permissions on /boot/ignition{,/config.ign}", "id": "2018478", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2018478"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N", "status": "verified"}, "cwe": "CWE-276", "details": ["A flaw was found in the coreos-installer, where it writes the Ignition config to the target system with world-readable access permissions. This flaw allows a local attacker to have read access to potentially sensitive data. The highest threat from this vulnerability is to confidentiality.", "A flaw was found in the coreos-installer, where it writes the Ignition config to the target system with world-readable access permissions. This flaw allows a local attacker to have read access to potentially sensitive data. The highest threat from this vulnerability is to confidentiality."], "name": "CVE-2021-3917", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "impact": "low", "package_name": "coreos-installer", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2021-07-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-3917\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-3917\nhttps://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c"], "threat_severity": "Moderate", "upstream_fix": "coreos-installer 0.10.0"}