CVE-2020-14093

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Source
https://cve.org/CVERecord?id=CVE-2020-14093
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-14093.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-14093
Downstream
Related
Published
2020-06-15T05:15:11.300Z
Modified
2026-04-11T21:48:06.195729Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

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

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "last_affected": "12.04"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "16.04"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "18.04"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "19.10"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "20.04"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "10.0"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "8.0"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "9.0"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "15.1"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
        },
        {
            "extracted_events": [
                {
                    "last_affected": "15.2"
                }
            ],
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*"
        }
    ]
}
References

Affected packages

Git / github.com/muttmua/mutt

Affected ranges

Type
GIT
Repo
https://github.com/muttmua/mutt
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
34e3a1a3527cf561909b3369cc3cdd9d82b0bc2d
Fixed
3e88866dc60b5fa6aaba6fd7c1710c12c1c3cd01
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.14.3"
        }
    ],
    "source": [
        "CPE_FIELD",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:mutt:mutt:*:*:*:*:*:*:*:*"
}

Affected versions

Other
mutt-0-92-10i
mutt-0-92-11i
mutt-0-92-9i
mutt-0-93-unstable
mutt-0-94-10i-rel
mutt-0-94-13-rel
mutt-0-94-14-rel
mutt-0-94-15-rel
mutt-0-94-16i-rel
mutt-0-94-17i-rel
mutt-0-94-18-rel
mutt-0-94-5i-rel
mutt-0-94-6i-rel
mutt-0-94-7i-rel
mutt-0-94-8i-rel
mutt-0-94-9i-p1
mutt-0-94-9i-rel
mutt-0-95-rel
mutt-0-96-1-rel
mutt-0-96-2-slightly-post-release
mutt-0-96-3-rel
mutt-0-96-4-rel
mutt-0-96-5-rel
mutt-0-96-6-rel
mutt-0-96-7-rel
mutt-0-96-8-rel
mutt-0-96-rel
mutt-1-1-1-1-rel
mutt-1-1-1-2-rel
mutt-1-1-1-rel
mutt-1-1-10-rel
mutt-1-1-11-rel
mutt-1-1-12-rel
mutt-1-1-13-rel
mutt-1-1-14-rel
mutt-1-1-2-rel
mutt-1-1-3-rel
mutt-1-1-4-rel
mutt-1-1-5-rel
mutt-1-1-6-rel
mutt-1-1-7-rel
mutt-1-1-8-rel
mutt-1-1-9-rel
mutt-1-1-rel
mutt-1-10-rel
mutt-1-11-rel
mutt-1-12-rel
mutt-1-13-rel
mutt-1-14-1-rel
mutt-1-14-2-rel
mutt-1-14-rel
mutt-1-3-1-rel
mutt-1-3-10-rel
mutt-1-3-11-rel
mutt-1-3-12-rel
mutt-1-3-13-rel
mutt-1-3-14-rel
mutt-1-3-15-rel
mutt-1-3-16-rel
mutt-1-3-17-rel
mutt-1-3-18-rel
mutt-1-3-19-rel
mutt-1-3-2-rel
mutt-1-3-20-rel
mutt-1-3-21-rel
mutt-1-3-22-1-rel
mutt-1-3-22-rel
mutt-1-3-23-1-rel
mutt-1-3-23-2-rel
mutt-1-3-23-rel
mutt-1-3-24-rel
mutt-1-3-25-rel
mutt-1-3-26-rel
mutt-1-3-27-rel
mutt-1-3-3-rel
mutt-1-3-4-rel
mutt-1-3-5-rel
mutt-1-3-6-rel
mutt-1-3-7-rel
mutt-1-3-8-rel
mutt-1-3-9-rel
mutt-1-3-rel
mutt-1-5-1-rel
mutt-1-5-15-rel
mutt-1-5-16-rel
mutt-1-5-17-rel
mutt-1-5-18-rel
mutt-1-5-19-rel
mutt-1-5-2-rel
mutt-1-5-20-rel
mutt-1-5-21-rel
mutt-1-5-22-rel
mutt-1-5-24-rel
mutt-1-5-3-rel
mutt-1-5-4-rel
mutt-1-5-5-1-rel
mutt-1-5-5-rel
mutt-1-5-6-rel
mutt-1-6-rel
mutt-1-7-rel
mutt-1-8-rel
mutt-1-9-rel
post-type-punning-patch
pre-type-punning-patch

Database specific

vanir_signatures 
[
    {
        "digest": {
            "function_hash": "99262274997635620213827591474529996391",
            "length": 1573.0
        },
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://github.com/muttmua/mutt/commit/3e88866dc60b5fa6aaba6fd7c1710c12c1c3cd01",
        "id": "CVE-2020-14093-6b7c5d7d",
        "signature_type": "Function",
        "target": {
            "file": "imap/imap.c",
            "function": "imap_open_connection"
        }
    },
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "329073539510483226673591755286140115782",
                "9354916070945391285853520657590882211",
                "279020998710288366256738070141285880900",
                "42441136732123735428779836290913799504"
            ]
        },
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://github.com/muttmua/mutt/commit/3e88866dc60b5fa6aaba6fd7c1710c12c1c3cd01",
        "id": "CVE-2020-14093-e6266d78",
        "signature_type": "Line",
        "target": {
            "file": "imap/imap.c"
        }
    }
]
vanir_signatures_modified 
"2026-04-11T21:48:06Z"
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-14093.json"