GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2016-0787 (GCVE-0-2016-0787)

Vulnerability from cvelistv5 – Published: 2016-04-13 17:00 – Updated: 2024-08-05 22:30
VLAI
Summary
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."
Severity
5.9 (Medium)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
  • n/a
Assigner
References
Date Public
2016-02-23 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T22:30:04.675Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "FEDORA-2016-215a2219b1",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177980.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10156"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.libssh2.org/CVE-2016-0787.patch"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://www.libssh2.org/adv_20160223.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://puppet.com/security/cve/CVE-2016-0787"
          },
          {
            "name": "FEDORA-2016-7942ee2cc5",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178573.html"
          },
          {
            "name": "GLSA-201606-12",
            "tags": [
              "vendor-advisory",
              "x_refsource_GENTOO",
              "x_transferred"
            ],
            "url": "https://security.gentoo.org/glsa/201606-12"
          },
          {
            "name": "openSUSE-SU-2016:0639",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2016-03/msg00008.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://bto.bluecoat.com/security-advisory/sa120"
          },
          {
            "name": "DSA-3487",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2016/dsa-3487"
          },
          {
            "name": "82514",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/82514"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2016-02-23T00:00:00.000Z",
      "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.\""
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2017-12-08T10:57:01.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "name": "FEDORA-2016-215a2219b1",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177980.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10156"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.libssh2.org/CVE-2016-0787.patch"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://www.libssh2.org/adv_20160223.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://puppet.com/security/cve/CVE-2016-0787"
        },
        {
          "name": "FEDORA-2016-7942ee2cc5",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178573.html"
        },
        {
          "name": "GLSA-201606-12",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/201606-12"
        },
        {
          "name": "openSUSE-SU-2016:0639",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2016-03/msg00008.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://bto.bluecoat.com/security-advisory/sa120"
        },
        {
          "name": "DSA-3487",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2016/dsa-3487"
        },
        {
          "name": "82514",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/82514"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2016-0787",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "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.\""
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "FEDORA-2016-215a2219b1",
              "refsource": "FEDORA",
              "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177980.html"
            },
            {
              "name": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10156",
              "refsource": "CONFIRM",
              "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10156"
            },
            {
              "name": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html",
              "refsource": "CONFIRM",
              "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html"
            },
            {
              "name": "https://www.libssh2.org/CVE-2016-0787.patch",
              "refsource": "CONFIRM",
              "url": "https://www.libssh2.org/CVE-2016-0787.patch"
            },
            {
              "name": "https://www.libssh2.org/adv_20160223.html",
              "refsource": "CONFIRM",
              "url": "https://www.libssh2.org/adv_20160223.html"
            },
            {
              "name": "https://puppet.com/security/cve/CVE-2016-0787",
              "refsource": "CONFIRM",
              "url": "https://puppet.com/security/cve/CVE-2016-0787"
            },
            {
              "name": "FEDORA-2016-7942ee2cc5",
              "refsource": "FEDORA",
              "url": "http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178573.html"
            },
            {
              "name": "GLSA-201606-12",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/201606-12"
            },
            {
              "name": "openSUSE-SU-2016:0639",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-updates/2016-03/msg00008.html"
            },
            {
              "name": "https://bto.bluecoat.com/security-advisory/sa120",
              "refsource": "CONFIRM",
              "url": "https://bto.bluecoat.com/security-advisory/sa120"
            },
            {
              "name": "DSA-3487",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2016/dsa-3487"
            },
            {
              "name": "82514",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/82514"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2016-0787",
    "datePublished": "2016-04-13T17:00:00.000Z",
    "dateReserved": "2015-12-16T00:00:00.000Z",
    "dateUpdated": "2024-08-05T22:30:04.675Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2016-0787",
      "date": "2026-09-16",
      "epss": "0.02591",
      "percentile": "0.8452"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"253C303A-E577-4488-93E6-68A8DD942C38\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"E79AB8DD-C907-4038-A931-1A5A4CFB6A5B\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"03117DF1-3BEC-4B8D-AD63-DBBDB2126081\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*\", \"versionEndIncluding\": \"1.6.0\", \"matchCriteriaId\": \"D67987A0-3291-477D-B62B-31DFB7BC3E92\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"16F59A04-14CF-49E2-9973-645477EA09DA\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"}]}]}]",
      "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\\\".\"}]",
      "id": "CVE-2016-0787",
      "lastModified": "2024-11-21T02:42:22.903",
      "metrics": "{\"cvssMetricV30\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.0\", \"vectorString\": \"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N\", \"baseScore\": 5.9, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"HIGH\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 2.2, \"impactScore\": 3.6}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:M/Au:N/C:P/I:N/A:N\", \"baseScore\": 4.3, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"MEDIUM\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"PARTIAL\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 8.6, \"impactScore\": 2.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "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\u0026id=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\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.libssh2.org/CVE-2016-0787.patch\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Patch\"]}, {\"url\": \"https://www.libssh2.org/adv_20160223.html\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177980.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178573.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://lists.opensuse.org/opensuse-updates/2016-03/msg00008.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.debian.org/security/2016/dsa-3487\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securityfocus.com/bid/82514\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://bto.bluecoat.com/security-advisory/sa120\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10156\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://puppet.com/security/cve/CVE-2016-0787\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://security.gentoo.org/glsa/201606-12\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.libssh2.org/CVE-2016-0787.patch\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Patch\"]}, {\"url\": \"https://www.libssh2.org/adv_20160223.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-200\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2016-0787\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2016-04-13T17:59:10.930\",\"lastModified\":\"2026-05-06T22:30:45.220\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"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\\\".\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":5.9,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.2,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:N/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-200\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"253C303A-E577-4488-93E6-68A8DD942C38\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E79AB8DD-C907-4038-A931-1A5A4CFB6A5B\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"03117DF1-3BEC-4B8D-AD63-DBBDB2126081\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"1.6.0\",\"matchCriteriaId\":\"D67987A0-3291-477D-B62B-31DFB7BC3E92\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"16F59A04-14CF-49E2-9973-645477EA09DA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43\"}]}]}],\"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\u0026id=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\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.libssh2.org/CVE-2016-0787.patch\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Patch\"]},{\"url\":\"https://www.libssh2.org/adv_20160223.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177980.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178573.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://lists.opensuse.org/opensuse-updates/2016-03/msg00008.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.debian.org/security/2016/dsa-3487\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/82514\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://bto.bluecoat.com/security-advisory/sa120\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10156\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://puppet.com/security/cve/CVE-2016-0787\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://security.gentoo.org/glsa/201606-12\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.libssh2.org/CVE-2016-0787.patch\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://www.libssh2.org/adv_20160223.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:07:35+00:00",
      "cve": "CVE-2016-0787",
      "id": "CVE-2016-0787",
      "initial_release_date": "2016-02-23T00:00:00+00:00",
      "product_status:fixed": "368",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "libssh2: bits/bytes confusion resulting in truncated Diffie-Hellman secret length",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-0787.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-16T00:35:42Z",
      "cve": "CVE-2016-0787",
      "id": "CVE-2016-0787",
      "initial_release_date": "2023-02-15T05:09:10Z",
      "product_status:known_affected": "438",
      "product_status:recommended": "244",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2016-0787",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-0787.json",
      "version": "37"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.