CVE-2020-14145

{"id": "CVE-2020-14145", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2020-06-29T18:15:11.940", "references": [{"url": "http://www.openwall.com/lists/oss-security/2020/12/02/1", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://anongit.mindrot.org/openssh.git/commit/?id=b3855ff053f5078ec3d3c653cdaedefaa5fc362d", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://docs.ssh-mitm.at/CVE-2020-14145.html", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/openssh/openssh-portable/compare/V_8_3_P1...V_8_4_P1", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ssh-mitm/ssh-mitm/blob/master/ssh_proxy_server/plugins/session/cve202014145.py", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/202105-35", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://security.netapp.com/advisory/ntap-20200709-0004/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.fzi.de/en/news/news/detail-en/artikel/fsa-2020-2-ausnutzung-eines-informationslecks-fuer-gezielte-mitm-angriffe-auf-ssh-clients/", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2020/12/02/1", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://anongit.mindrot.org/openssh.git/commit/?id=b3855ff053f5078ec3d3c653cdaedefaa5fc362d", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://docs.ssh-mitm.at/CVE-2020-14145.html", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/openssh/openssh-portable/compare/V_8_3_P1...V_8_4_P1", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/ssh-mitm/ssh-mitm/blob/master/ssh_proxy_server/plugins/session/cve202014145.py", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202105-35", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20200709-0004/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.fzi.de/en/news/news/detail-en/artikel/fsa-2020-2-ausnutzung-eines-informationslecks-fuer-gezielte-mitm-angriffe-auf-ssh-clients/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-203"}]}], "descriptions": [{"lang": "en", "value": "The client side in OpenSSH 5.7 through 8.4 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This allows man-in-the-middle attackers to target initial connection attempts (where no host key for the server has been cached by the client). NOTE: some reports state that 8.5 and 8.6 are also affected."}, {"lang": "es", "value": "El lado del cliente en OpenSSH versiones 5.7 hasta 8.4, presenta una Discrepancia Observable que conlleva a una filtraci\u00f3n de informaci\u00f3n en la negociaci\u00f3n del algoritmo. Esto permite a atacantes de tipo man-in-the-middle apuntar a unos intentos iniciales de conexi\u00f3n (donde ninguna clave de host para el servidor ha sido almacenada en cach\u00e9 por parte del cliente) NOTA: algunos informes afirman que las versiones 8.5 y 8.6 tambi\u00e9n est\u00e1n afectadas."}], "lastModified": "2024-11-21T05:02:44.080", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B2452B84-EA8F-417B-90E9-9698BB2FC7AB", "versionEndExcluding": "8.4", "versionStartIncluding": "5.7"}, {"criteria": "cpe:2.3:a:openbsd:openssh:8.4:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "36402AC7-DE9D-4010-9C9D-2FB8B6E838A3"}, {"criteria": "cpe:2.3:a:openbsd:openssh:8.5:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EB4C3D47-8B47-4F0A-89D4-87D9474A99B0"}, {"criteria": "cpe:2.3:a:openbsd:openssh:8.6:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CB66ECE1-715A-4074-9355-E3512F7BCDBB"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:netapp:aff_a700s_firmware:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "952F55C9-7E7C-4539-9D08-E736B3488569"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:netapp:aff_a700s:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9FED1B0D-F901-413A-85D9-05D4C427570D"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:netapp:active_iq_unified_manager:*:*:*:*:*:vmware_vsphere:*:*", "vulnerable": true, "matchCriteriaId": "0CB28AF5-5AF0-4475-A7B6-12E1795FFDCB", "versionStartIncluding": "9.5"}, {"criteria": "cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A3C19813-E823-456A-B1CE-EC0684CE1953"}, {"criteria": "cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7CF3019-975D-40BB-A8A4-894E62BD3797"}, {"criteria": "cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A6E9EF0C-AFA8-4F7B-9FDC-1E0F7C26E737"}, {"criteria": "cpe:2.3:a:netapp:steelstore_cloud_integrated_storage:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E94F7F59-1785-493F-91A7-5F5EA5E87E4D"}, {"criteria": "cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AD7447BC-F315-4298-A822-549942FC118B"}, {"criteria": "cpe:2.3:h:netapp:hci_storage_node:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "02DEB4FB-A21D-4CB1-B522-EEE5093E8521"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}