CVE-2021-3802

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2021-3802", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "dateUpdated": "2024-08-03T17:09:08.943Z", "dateReserved": "2021-09-15T00:00:00.000Z", "datePublished": "2021-11-29T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2023-04-07T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "A vulnerability found in udisks2. This flaw allows an attacker to input a specially crafted image file/USB leading to kernel panic. The highest threat from this vulnerability is to system availability."}], "affected": [{"vendor": "n/a", "product": "udisks2", "versions": [{"version": "udisks-2.9.4", "status": "affected"}]}], "references": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2003649"}, {"url": "https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-045.txt"}, {"name": "[debian-lts-announce] 20230407 [SECURITY] [DLA 3387-1] udisks2 security update", "tags": ["mailing-list"], "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00009.html"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-20", "cweId": "CWE-20"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:09:08.943Z"}, "title": "CVE Program Container", "references": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2003649", "tags": ["x_transferred"]}, {"url": "https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-045.txt", "tags": ["x_transferred"]}, {"name": "[debian-lts-announce] 20230407 [SECURITY] [DLA 3387-1] udisks2 security update", "tags": ["mailing-list", "x_transferred"], "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00009.html"}]}]}}

{}

{"affected": [{"affectedData": [{"product": "udisks2", "vendor": "n/a", "versions": [{"status": "affected", "version": "udisks-2.9.4"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:udisks_project:udisks:*:*:*:*:*:*:*:*", "matchCriteriaId": "770F17FD-1416-4752-A382-A730EA1C010F", "versionEndExcluding": "2.9.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability found in udisks2. This flaw allows an attacker to input a specially crafted image file/USB leading to kernel panic. The highest threat from this vulnerability is to system availability."}, {"lang": "es", "value": "Una vulnerabilidad encontrada en udisks2. Este fallo permite a un atacante introducir un archivo de imagen/USB especialmente dise\u00f1ado, conllevando a un p\u00e1nico del kernel. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema"}], "id": "CVE-2021-3802", "lastModified": "2026-06-17T04:05:47.803", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 6.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:S/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 0.6, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-11-29T16:15:07.497", "references": [{"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2003649"}, {"source": "secalert@redhat.com", "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00009.html"}, {"source": "secalert@redhat.com", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "url": "https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-045.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2003649"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00009.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mitigation", "Third Party Advisory"], "url": "https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-045.txt"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{"acknowledgement": "Red Hat would like to thank Stefan Walter of SySS GmbH for reporting this issue.", "affected_release": [{"advisory": "RHSA-2022:1820", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "udisks2-0:2.9.0-9.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2022-05-10T00:00:00Z"}], "bugzilla": {"description": "udisks2: insecure defaults in user-accessible mount helpers allow for a DoS", "id": "2003649", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2003649"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-20", "details": ["A vulnerability found in udisks2. This flaw allows an attacker to input a specially crafted image file/USB leading to kernel panic. The highest threat from this vulnerability is to system availability.", "A vulnerability found in udisks2. This flaw allows an attacker to input a specially crafted image file/USB leading to kernel panic. The highest threat from this vulnerability is to system availability."], "name": "CVE-2021-3802", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "udisks2", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "udisks2", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2021-09-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-3802\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-3802\nhttps://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2021-045.txt"], "statement": "Mounting a file system is a privileged operation controlled by polkit, So without admin authentication, it's difficult to exploit. And as for the Unprivileged users with an active session(e.g. GNOME session) can be affected by the auto-mounted devices. Hence the Priority is changed to low.", "threat_severity": "Low"}

{}