CVE-2016-0787

{"id": "CVE-2016-0787", "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}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/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": "2016-04-13T17:59:10.930", "references": [{"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177980.html", "source": "secalert@redhat.com"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178573.html", "source": "secalert@redhat.com"}, {"url": "http://lists.opensuse.org/opensuse-updates/2016-03/msg00008.html", "source": "secalert@redhat.com"}, {"url": "http://www.debian.org/security/2016/dsa-3487", "source": "secalert@redhat.com"}, {"url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html", "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/82514", "source": "secalert@redhat.com"}, {"url": "https://bto.bluecoat.com/security-advisory/sa120", "source": "secalert@redhat.com"}, {"url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10156", "source": "secalert@redhat.com"}, {"url": "https://puppet.com/security/cve/CVE-2016-0787", "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/201606-12", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.libssh2.org/CVE-2016-0787.patch", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "https://www.libssh2.org/adv_20160223.html", "tags": ["Vendor Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "The diffie_hellman_sha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a \"bits/bytes confusion bug.\""}, {"lang": "es", "value": "La funci\u00f3n diffie_hellman_sha256 en kex.c en libssh2 en versiones anteriores a 1.7.0 trunca de manera incorrecta secretos a 128 o 256 bits, lo que hace m\u00e1s f\u00e1cil para atacantes man-in-the-middle descifrar o interceptar sesiones SSH a trav\u00e9s de vectores no especificados, tambi\u00e9n conocido como \"bits/bytes confusion bug\"."}], "lastModified": "2018-10-30T16:27:35.843", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "253C303A-E577-4488-93E6-68A8DD942C38"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E79AB8DD-C907-4038-A931-1A5A4CFB6A5B"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D67987A0-3291-477D-B62B-31DFB7BC3E92", "versionEndIncluding": "1.6.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"}, {"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}