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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:tianocore:edk_ii:-:*:*:*:*:*:*:*", "matchCriteriaId": "C2325CD2-6DB4-496A-8253-CB5AED8CE111", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation of privilege and/or denial of service via network."}, {"lang": "es", "value": "Desbordamiento de b\u00fafer en la pila de red para EDK II podr\u00eda permitir que un usuario sin privilegios escale privilegios y/o provoque una denegaci\u00f3n de servicio mediante acceso de red."}], "id": "CVE-2018-12178", "lastModified": "2023-11-07T02:52:08.130", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.4, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-03-27T20:29:03.380", "references": [{"source": "secure@intel.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00046.html"}, {"source": "secure@intel.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://edk2-docs.gitbooks.io/security-advisory/content/dns-pack-size-check.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/"}], "sourceIdentifier": "secure@intel.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "edk2: improper DNS packet size check", "id": "1683326", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1683326"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.2", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:L", "status": "draft"}, "cwe": "CWE-125->CWE-787", "details": ["Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation of privilege and/or denial of service via network.", "A missing check leads to an out-of-bounds read and write flaw in NetworkPkg/DnsDxe as shipped in edk2, when it parses DNS responses. A remote attacker who controls the DNS server used by the vulnerable firmware may use this flaw to make the system crash."], "name": "CVE-2018-12178", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "OVMF", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "edk2", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:rhev_hypervisor:4", "fix_state": "Not affected", "package_name": "redhat-virtualization-host", "product_name": "Red Hat Virtualization 4"}], "public_date": "2019-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-12178\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-12178"], "statement": "This issue did not affect the versions of OVMF as shipped with Red Hat Enterprise Linux 7 as they were not compiled with HTTP_BOOT_ENABLE set, thus they do not contain the vulnerable code.", "threat_severity": "Important"}