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": "2026-09-24",
      "epss": "0.02591",
      "percentile": "0.84637"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "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",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*",
                  "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "D67987A0-3291-477D-B62B-31DFB7BC3E92",
                  "versionEndIncluding": "1.6.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "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",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "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": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "MEDIUM",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "NONE",
              "baseScore": 4.3,
              "confidentialityImpact": "PARTIAL",
              "integrityImpact": "NONE",
              "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
              "version": "2.0"
            },
            "exploitabilityScore": 8.6,
            "impactScore": 2.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": false
          }
        ],
        "cvssMetricV30": [
          {
            "cvssData": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 5.9,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
              "version": "3.0"
            },
            "exploitabilityScore": 2.2,
            "impactScore": 3.6,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2016-04-13T17:59:10.930",
      "references": [
        {
          "source": "secalert@redhat.com",
          "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",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://security.gentoo.org/glsa/201606-12"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Patch"
          ],
          "url": "https://www.libssh2.org/CVE-2016-0787.patch"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "https://www.libssh2.org/adv_20160223.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "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",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://security.gentoo.org/glsa/201606-12"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Patch"
          ],
          "url": "https://www.libssh2.org/CVE-2016-0787.patch"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "https://www.libssh2.org/adv_20160223.html"
        }
      ],
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-200"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "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",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*",
                    "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:libssh2:libssh2:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "D67987A0-3291-477D-B62B-31DFB7BC3E92",
                    "versionEndIncluding": "1.6.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "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",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "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\"."
          }
        ],
        "id": "CVE-2016-0787",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 4.3,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.9,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 2.2,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2016-04-13T17:59:10.930",
        "references": [
          {
            "source": "secalert@redhat.com",
            "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",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/201606-12"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Patch"
            ],
            "url": "https://www.libssh2.org/CVE-2016-0787.patch"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.libssh2.org/adv_20160223.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "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",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/201606-12"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "https://www.libssh2.org/CVE-2016-0787.patch"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://www.libssh2.org/adv_20160223.html"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-200"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "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.



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.