CVE-2018-12180

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{"affected": [{"affectedData": [{"product": "Extensible Firmware Interface Development Kit (EDK II)", "vendor": "Extensible Firmware Interface Development Kit (EDK II)", "versions": [{"status": "affected", "version": "N/A"}]}], "source": "secure@intel.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:tianocore:edk_ii:-:*:*:*:*:*:*:*", "matchCriteriaId": "C2325CD2-6DB4-496A-8253-CB5AED8CE111", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*", "matchCriteriaId": "F1E78106-58E6-4D59-990F-75DA575BFAD9", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Buffer overflow in BlockIo service for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via network access."}, {"lang": "es", "value": "Desbordamiento de b\u00fafer en el servicio BlockIo para EDK II podr\u00eda permitir que un usuario no autenticado escale privilegios, divulgue informaci\u00f3n y/o provoque una denegaci\u00f3n de servicio mediante acceso de red."}], "id": "CVE-2018-12180", "lastModified": "2026-06-17T01:37:16.527", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-27T20:29:03.457", "references": [{"source": "secure@intel.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00046.html"}, {"source": "secure@intel.com", "url": "https://access.redhat.com/errata/RHSA-2019:0809"}, {"source": "secure@intel.com", "url": "https://access.redhat.com/errata/RHSA-2019:0968"}, {"source": "secure@intel.com", "url": "https://access.redhat.com/errata/RHSA-2019:1116"}, {"source": "secure@intel.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://edk2-docs.gitbooks.io/security-advisory/content/buffer-overflow-in-blockio-service-for-ram-disk.html"}, {"source": "secure@intel.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/"}, {"source": "secure@intel.com", "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03912en_us"}, {"source": "secure@intel.com", "url": "https://usn.ubuntu.com/4349-1/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00046.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2019:0809"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2019:0968"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://access.redhat.com/errata/RHSA-2019:1116"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://edk2-docs.gitbooks.io/security-advisory/content/buffer-overflow-in-blockio-service-for-ram-disk.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03912en_us"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://usn.ubuntu.com/4349-1/"}], "sourceIdentifier": "secure@intel.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2019:0809", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "ovmf-0:20180508-3.gitee3198e672e2.el7_6.1", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2019-04-23T00:00:00Z"}, {"advisory": "RHSA-2019:0968", "cpe": "cpe:/a:redhat:enterprise_linux:8", "package": "edk2-0:20180508gitee3198e672e2-9.el8_0.1", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2019-05-07T00:00:00Z"}, {"advisory": "RHSA-2019:1116", "cpe": "cpe:/o:redhat:enterprise_linux:7::hypervisor", "package": "redhat-release-virtualization-host-0:4.3-0.6.el7", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 7", "release_date": "2019-05-08T00:00:00Z"}, {"advisory": "RHSA-2019:1116", "cpe": "cpe:/o:redhat:enterprise_linux:7::hypervisor", "package": "redhat-virtualization-host-0:4.3-20190418.0.el7_6", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 7", "release_date": "2019-05-08T00:00:00Z"}], "bugzilla": {"description": "edk2: Buffer Overflow in BlockIo service for RAM disk", "id": "1683372", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1683372"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.3", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L", "status": "verified"}, "cwe": "CWE-125->CWE-787", "details": ["Buffer overflow in BlockIo service for EDK II may allow an unauthenticated user to potentially enable escalation of privilege, information disclosure and/or denial of service via network access.", "A flaw was found in edk2. When registering a RAM disk whose size is not a multiple of 512 bytes, the BlockIo protocol produced by the RamDiskDxe driver will incur memory read/write overrun. The memory overrun will happen when reading/writing the last block on the RAM disk. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."], "name": "CVE-2018-12180", "public_date": "2019-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-12180\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-12180"], "threat_severity": "Important"}

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