CVE-2014-9721 (GCVE-0-2014-9721)

Vulnerability from cvelistv5 – Published: 2015-06-03 20:00 – Updated: 2024-08-06 13:55
VLAI
Summary
libzmq before 4.0.6 and 4.1.x before 4.1.1 allows remote attackers to conduct downgrade attacks and bypass ZMTP v3 protocol security mechanisms via a ZMTP v2 or earlier header.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
Date Public
2015-05-10 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T13:55:04.751Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51"
          },
          {
            "name": "DSA-3255",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "http://www.debian.org/security/2015/dsa-3255"
          },
          {
            "name": "FEDORA-2015-8635",
            "tags": [
              "vendor-advisory",
              "x_refsource_FEDORA",
              "x_transferred"
            ],
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/159176.html"
          },
          {
            "name": "openSUSE-SU-2015:1028",
            "tags": [
              "vendor-advisory",
              "x_refsource_SUSE",
              "x_transferred"
            ],
            "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00018.html"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://github.com/zeromq/libzmq/issues/1273"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2015-05-10T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "libzmq before 4.0.6 and 4.1.x before 4.1.1 allows remote attackers to conduct downgrade attacks and bypass ZMTP v3 protocol security mechanisms via a ZMTP v2 or earlier header."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2016-12-30T13:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51"
        },
        {
          "name": "DSA-3255",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "http://www.debian.org/security/2015/dsa-3255"
        },
        {
          "name": "FEDORA-2015-8635",
          "tags": [
            "vendor-advisory",
            "x_refsource_FEDORA"
          ],
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/159176.html"
        },
        {
          "name": "openSUSE-SU-2015:1028",
          "tags": [
            "vendor-advisory",
            "x_refsource_SUSE"
          ],
          "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00018.html"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/zeromq/libzmq/issues/1273"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2014-9721",
          "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": "libzmq before 4.0.6 and 4.1.x before 4.1.1 allows remote attackers to conduct downgrade attacks and bypass ZMTP v3 protocol security mechanisms via a ZMTP v2 or earlier header."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51",
              "refsource": "CONFIRM",
              "url": "https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51"
            },
            {
              "name": "DSA-3255",
              "refsource": "DEBIAN",
              "url": "http://www.debian.org/security/2015/dsa-3255"
            },
            {
              "name": "FEDORA-2015-8635",
              "refsource": "FEDORA",
              "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/159176.html"
            },
            {
              "name": "openSUSE-SU-2015:1028",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00018.html"
            },
            {
              "name": "https://github.com/zeromq/libzmq/issues/1273",
              "refsource": "CONFIRM",
              "url": "https://github.com/zeromq/libzmq/issues/1273"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2014-9721",
    "datePublished": "2015-06-03T20:00:00.000Z",
    "dateReserved": "2015-05-21T00:00:00.000Z",
    "dateUpdated": "2024-08-06T13:55:04.751Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2014-9721",
      "date": "2026-09-27",
      "epss": "0.02511",
      "percentile": "0.84147"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:zeromq:zeromq:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "4E17E08A-D580-4A02-987C-93521C53B1C7",
                  "versionEndIncluding": "4.0.5",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:a:zeromq:zeromq:4.1.0:rc1:*:*:*:*:*:*",
                  "matchCriteriaId": "15DEF7F8-2682-485F-AE06-43DBA353EF05",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "libzmq before 4.0.6 and 4.1.x before 4.1.1 allows remote attackers to conduct downgrade attacks and bypass ZMTP v3 protocol security mechanisms via a ZMTP v2 or earlier header."
        },
        {
          "lang": "es",
          "value": "ibzmq en versiones anteriores a 4.0.6 y 4.1.x en versiones anteriores a 4.1.1 permite a atacantes remotos llevar a cabo ataques de degradado y eludir mecanismos de protocolos de seguridad ZMTP v3 a trav\u00e9s de una cabecera ZMTP v2 o versiones anteriores."
        }
      ],
      "id": "CVE-2014-9721",
      "lastModified": "2024-11-21T02:21:31.570",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "MEDIUM",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "NONE",
              "baseScore": 4.3,
              "confidentialityImpact": "NONE",
              "integrityImpact": "PARTIAL",
              "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
              "version": "2.0"
            },
            "exploitabilityScore": 8.6,
            "impactScore": 2.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": true
          }
        ]
      },
      "published": "2015-06-03T20:59:00.090",
      "references": [
        {
          "source": "cve@mitre.org",
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/159176.html"
        },
        {
          "source": "cve@mitre.org",
          "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00018.html"
        },
        {
          "source": "cve@mitre.org",
          "url": "http://www.debian.org/security/2015/dsa-3255"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://github.com/zeromq/libzmq/issues/1273"
        },
        {
          "source": "cve@mitre.org",
          "url": "https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/159176.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00018.html"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "http://www.debian.org/security/2015/dsa-3255"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://github.com/zeromq/libzmq/issues/1273"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "url": "https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51"
        }
      ],
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-20"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:zeromq:zeromq:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "4E17E08A-D580-4A02-987C-93521C53B1C7",
                    "versionEndIncluding": "4.0.5",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:zeromq:zeromq:4.1.0:rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "15DEF7F8-2682-485F-AE06-43DBA353EF05",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "libzmq before 4.0.6 and 4.1.x before 4.1.1 allows remote attackers to conduct downgrade attacks and bypass ZMTP v3 protocol security mechanisms via a ZMTP v2 or earlier header."
          },
          {
            "lang": "es",
            "value": "ibzmq en versiones anteriores a 4.0.6 y 4.1.x en versiones anteriores a 4.1.1 permite a atacantes remotos llevar a cabo ataques de degradado y eludir mecanismos de protocolos de seguridad ZMTP v3 a trav\u00e9s de una cabecera ZMTP v2 o versiones anteriores."
          }
        ],
        "id": "CVE-2014-9721",
        "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": "NONE",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ]
        },
        "published": "2015-06-03T20:59:00.090",
        "references": [
          {
            "source": "cve@mitre.org",
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/159176.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00018.html"
          },
          {
            "source": "cve@mitre.org",
            "url": "http://www.debian.org/security/2015/dsa-3255"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://github.com/zeromq/libzmq/issues/1273"
          },
          {
            "source": "cve@mitre.org",
            "url": "https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/159176.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://lists.opensuse.org/opensuse-updates/2015-06/msg00018.html"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.debian.org/security/2015/dsa-3255"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://github.com/zeromq/libzmq/issues/1273"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://github.com/zeromq/zeromq4-x/commit/b6e3e0f601e2c1ec1f3aac880ed6a3fe63043e51"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2025-11-21T12:18:29+00:00",
      "cve": "CVE-2014-9721",
      "id": "CVE-2014-9721",
      "initial_release_date": "2014-12-04T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "zeromq: protocol downgrade attack on sockets using the ZMTP v3 protocol",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2014/cve-2014-9721.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-09-01T02:37:04Z",
      "cve": "CVE-2014-9721",
      "id": "CVE-2014-9721",
      "initial_release_date": "2023-02-15T05:24:31Z",
      "product_status:known_affected": "394",
      "product_status:recommended": "179",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2014-9721",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2014-9721.json",
      "version": "51"
    }
  }
}



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.