Vulnerability-Lookup

FKIE_CVE-2020-14093

Vulnerability from fkie_nvd - Published: 2020-06-15 05:15 - Updated: 2026-06-17 02:54

Severity

5.9 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Summary

Mutt before 1.14.3 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response.

References

URL	Tags
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00064.html	Mailing List, Third Party Advisory
cve@mitre.org	http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00070.html	Mailing List, Third Party Advisory
cve@mitre.org	http://www.mutt.org	Vendor Advisory
cve@mitre.org	https://bugs.gentoo.org/728300	Third Party Advisory
cve@mitre.org	https://github.com/muttmua/mutt/commit/3e88866dc60b5fa6aaba6fd7c1710c12c1c3cd01	Patch, Third Party Advisory
cve@mitre.org	https://lists.debian.org/debian-lts-announce/2020/06/msg00039.html	Mailing List, Third Party Advisory
cve@mitre.org	https://lists.debian.org/debian-lts-announce/2020/06/msg00040.html	Mailing List, Third Party Advisory
cve@mitre.org	https://security.gentoo.org/glsa/202007-57	Third Party Advisory
cve@mitre.org	https://usn.ubuntu.com/4401-1/	Third Party Advisory
cve@mitre.org	https://www.debian.org/security/2020/dsa-4707	Third Party Advisory
cve@mitre.org	https://www.debian.org/security/2020/dsa-4708	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00064.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00070.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.mutt.org	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://bugs.gentoo.org/728300	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/muttmua/mutt/commit/3e88866dc60b5fa6aaba6fd7c1710c12c1c3cd01	Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2020/06/msg00039.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2020/06/msg00040.html	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://security.gentoo.org/glsa/202007-57	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://usn.ubuntu.com/4401-1/	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.debian.org/security/2020/dsa-4707	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.debian.org/security/2020/dsa-4708	Third Party Advisory

Impacted products

Vendor	Product	Version
mutt	mutt	*
canonical	ubuntu_linux	12.04
canonical	ubuntu_linux	16.04
canonical	ubuntu_linux	18.04
canonical	ubuntu_linux	19.10
canonical	ubuntu_linux	20.04
debian	debian_linux	8.0
debian	debian_linux	9.0
debian	debian_linux	10.0
opensuse	leap	15.1
opensuse	leap	15.2

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mutt:mutt:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0571680C-460A-4AF4-9D18-2D08F69C2C14",
              "versionEndExcluding": "1.14.3",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
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              "vulnerable": true
            },
            {
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            },
            {
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              "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D",
              "vulnerable": true
            },
            {
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              "vulnerable": true
            },
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              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
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              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
              "vulnerable": true
            },
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              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
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              "vulnerable": true
            },
            {
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              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Mutt before 1.14.3 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response."
    },
    {
      "lang": "es",
      "value": "Mutt versiones anteriores a 1.14.3, permite un ataque de tipo man-in-the-middle de fcc/postpone de IMAP por medio de una respuesta PREAUTH"
    }
  ],
  "id": "CVE-2020-14093",
  "lastModified": "2026-06-17T02:54:12.910",
  "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
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-06-15T05:15:11.300",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00064.html"
    },
    {
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    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.mutt.org"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://bugs.gentoo.org/728300"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
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    },
    {
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    },
    {
      "source": "cve@mitre.org",
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        "Third Party Advisory"
      ],
      "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00040.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/202007-57"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://usn.ubuntu.com/4401-1/"
    },
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      "tags": [
        "Third Party Advisory"
      ],
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    },
    {
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        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2020/dsa-4708"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00064.html"
    },
    {
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        "Third Party Advisory"
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    },
    {
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      "tags": [
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      ],
      "url": "http://www.mutt.org"
    },
    {
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  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-319"
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      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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  ]
}

CVE-2020-14093 (GCVE-0-2020-14093)

Vulnerability from cvelistv5 – Published: 2020-06-15 04:06 – Updated: 2024-08-04 12:39

Summary

Mutt before 1.14.3 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

11 references

URL	Tags
http://www.mutt.org	x_refsource_MISC
https://github.com/muttmua/mutt/commit/3e88866dc6…	x_refsource_MISC
https://www.debian.org/security/2020/dsa-4707	vendor-advisoryx_refsource_DEBIAN
https://bugs.gentoo.org/728300	x_refsource_MISC
https://www.debian.org/security/2020/dsa-4708	vendor-advisoryx_refsource_DEBIAN
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
https://usn.ubuntu.com/4401-1/	vendor-advisoryx_refsource_UBUNTU
https://security.gentoo.org/glsa/202007-57	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T12:39:35.895Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
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            ],
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          },
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              "x_transferred"
            ],
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          },
          {
            "name": "DSA-4707",
            "tags": [
              "vendor-advisory",
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              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2020/dsa-4707"
          },
          {
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            "url": "https://bugs.gentoo.org/728300"
          },
          {
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            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
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          },
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          },
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              "x_transferred"
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            "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00039.html"
          },
          {
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          },
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              "x_refsource_UBUNTU",
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          },
          {
            "name": "GLSA-202007-57",
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            ],
            "url": "https://security.gentoo.org/glsa/202007-57"
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        "title": "CVE Program Container"
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    "cna": {
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        },
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        },
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          ],
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        },
        {
          "name": "[debian-lts-announce] 20200630 [SECURITY] [DLA 2268-1] mutt security update",
          "tags": [
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          "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00039.html"
        },
        {
          "name": "[debian-lts-announce] 20200630 [SECURITY] [DLA 2268-2] mutt regression update",
          "tags": [
            "mailing-list",
            "x_refsource_MLIST"
          ],
          "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00040.html"
        },
        {
          "name": "USN-4401-1",
          "tags": [
            "vendor-advisory",
            "x_refsource_UBUNTU"
          ],
          "url": "https://usn.ubuntu.com/4401-1/"
        },
        {
          "name": "GLSA-202007-57",
          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202007-57"
        }
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      "x_legacyV4Record": {
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          "ID": "CVE-2020-14093",
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        "affects": {
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                      "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": "Mutt before 1.14.3 allows an IMAP fcc/postpone man-in-the-middle attack via a PREAUTH response."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "http://www.mutt.org",
              "refsource": "MISC",
              "url": "http://www.mutt.org"
            },
            {
              "name": "https://github.com/muttmua/mutt/commit/3e88866dc60b5fa6aaba6fd7c1710c12c1c3cd01",
              "refsource": "MISC",
              "url": "https://github.com/muttmua/mutt/commit/3e88866dc60b5fa6aaba6fd7c1710c12c1c3cd01"
            },
            {
              "name": "DSA-4707",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2020/dsa-4707"
            },
            {
              "name": "https://bugs.gentoo.org/728300",
              "refsource": "MISC",
              "url": "https://bugs.gentoo.org/728300"
            },
            {
              "name": "DSA-4708",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2020/dsa-4708"
            },
            {
              "name": "openSUSE-SU-2020:0903",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00064.html"
            },
            {
              "name": "openSUSE-SU-2020:0915",
              "refsource": "SUSE",
              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00070.html"
            },
            {
              "name": "[debian-lts-announce] 20200630 [SECURITY] [DLA 2268-1] mutt security update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00039.html"
            },
            {
              "name": "[debian-lts-announce] 20200630 [SECURITY] [DLA 2268-2] mutt regression update",
              "refsource": "MLIST",
              "url": "https://lists.debian.org/debian-lts-announce/2020/06/msg00040.html"
            },
            {
              "name": "USN-4401-1",
              "refsource": "UBUNTU",
              "url": "https://usn.ubuntu.com/4401-1/"
            },
            {
              "name": "GLSA-202007-57",
              "refsource": "GENTOO",
              "url": "https://security.gentoo.org/glsa/202007-57"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2020-14093",
    "datePublished": "2020-06-15T04:06:04.000Z",
    "dateReserved": "2020-06-15T00:00:00.000Z",
    "dateUpdated": "2024-08-04T12:39:35.895Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.