CVE-2020-10761

{"id": "CVE-2020-10761", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.0, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.1}, {"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.0, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.1}]}, "published": "2020-06-09T13:15:10.493", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00086.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10761", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/202011-09", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.netapp.com/advisory/ntap-20200731-0001/", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://usn.ubuntu.com/4467-1/", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.openwall.com/lists/oss-security/2020/06/09/1", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-617"}]}, {"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-617"}]}], "descriptions": [{"lang": "en", "value": "An assertion failure issue was found in the Network Block Device(NBD) Server in all QEMU versions before QEMU 5.0.1. This flaw occurs when an nbd-client sends a spec-compliant request that is near the boundary of maximum permitted request length. A remote nbd-client could use this flaw to crash the qemu-nbd server resulting in a denial of service."}, {"lang": "es", "value": "Se encontr\u00f3 un problema de fallo de aserci\u00f3n en el Network Block Device (NBD) en todas las versiones de QEMU anteriores a QEMU versi\u00f3n 5.0.1. Este fallo ocurre cuando un cliente nbd env\u00eda una petici\u00f3n que cumple con las especificaciones que est\u00e1 cerca del l\u00edmite de la longitud m\u00e1xima permitida de la petici\u00f3n. Un cliente nbd remoto podr\u00eda usar este fallo para bloquear el servidor qemu-nbd resultando en una denegaci\u00f3n de servicio"}], "lastModified": "2023-11-07T03:14:21.153", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CF12CD2D-2D51-4F39-AF5D-9349B7D9E5DB", "versionEndExcluding": "5.0.1"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:*", "vulnerable": true, "matchCriteriaId": "3AA08768-75AF-4791-B229-AE938C780959"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B009C22E-30A4-4288-BCF6-C3E81DEAF45A"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*", "vulnerable": true, "matchCriteriaId": "7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "902B8056-9E37-443B-8905-8AA93E2447FB"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}