Medium
Security advisory
Mutt before 1.14.3 proceeds with a connection even if, in response to a GnuTLS certificate prompt, the user rejects an expired intermediate certificate.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-14154
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:37 UTC · Revision 1
Source evidence
Mutt before 1.14.3 proceeds with a connection even if, in response to a GnuTLS certificate prompt, the user rejects an expired intermediate certificate.
osv:CVE-2020-14154
Complete source record
{
"id": "21eb407372d854cb2c489db6909b6174bf9e4aaf105bff649825b483748c5c23",
"url": "https://osv.dev/vulnerability/CVE-2020-14154",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-14154",
"summary": "Mutt before 1.14.3 proceeds with a connection even if, in response to a GnuTLS certificate prompt, the user rejects an expired intermediate certificate.",
"evidence": "osv:CVE-2020-14154",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2020-14154",
"aliases": [
"CVE-2020-14154"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/muttmua/mutt",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "34e3a1a3527cf561909b3369cc3cdd9d82b0bc2d"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:mutt:mutt:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "1.14.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"mutt-1-14-2-rel",
"mutt-1-14-1-rel",
"mutt-1-14-rel",
"mutt-1-13-rel",
"mutt-1-12-rel",
"mutt-1-11-rel",
"mutt-1-10-rel",
"mutt-1-9-rel",
"mutt-1-8-rel",
"mutt-1-7-rel",
"mutt-1-6-rel",
"mutt-1-5-24-rel",
"mutt-1-5-22-rel",
"mutt-1-5-21-rel",
"mutt-1-5-20-rel",
"mutt-1-5-19-rel",
"mutt-1-5-18-rel",
"mutt-1-5-17-rel",
"mutt-1-5-16-rel",
"mutt-1-5-15-rel",
"mutt-1-5-6-rel",
"mutt-1-5-5-1-rel",
"mutt-1-5-5-rel",
"post-type-punning-patch",
"pre-type-punning-patch",
"mutt-1-5-4-rel",
"mutt-1-5-3-rel",
"mutt-1-5-2-rel",
"mutt-1-5-1-rel",
"mutt-1-3-27-rel",
"mutt-1-3-26-rel",
"mutt-1-3-25-rel",
"mutt-1-3-24-rel",
"mutt-1-3-23-2-rel",
"mutt-1-3-23-1-rel",
"mutt-1-3-23-rel",
"mutt-1-3-22-1-rel",
"mutt-1-3-22-rel",
"mutt-1-3-21-rel",
"mutt-1-3-20-rel",
"mutt-1-3-19-rel",
"mutt-1-3-18-rel",
"mutt-1-3-17-rel",
"mutt-1-3-16-rel",
"mutt-1-3-15-rel",
"mutt-1-3-14-rel",
"mutt-1-3-13-rel",
"mutt-1-3-12-rel",
"mutt-1-3-11-rel",
"mutt-1-3-10-rel",
"mutt-1-3-9-rel",
"mutt-1-3-8-rel",
"mutt-1-3-7-rel",
"mutt-1-3-6-rel",
"mutt-1-3-5-rel",
"mutt-1-3-4-rel",
"mutt-1-3-3-rel",
"mutt-1-3-2-rel",
"mutt-1-3-1-rel",
"mutt-1-3-rel",
"mutt-1-1-14-rel",
"mutt-1-1-13-rel",
"mutt-1-1-12-rel",
"mutt-1-1-11-rel",
"mutt-1-1-10-rel",
"mutt-1-1-9-rel",
"mutt-1-1-8-rel",
"mutt-1-1-7-rel",
"mutt-1-1-6-rel",
"mutt-1-1-5-rel",
"mutt-1-1-4-rel",
"mutt-1-1-3-rel",
"mutt-1-1-2-rel",
"mutt-1-1-1-2-rel",
"mutt-1-1-1-1-rel",
"mutt-1-1-1-rel",
"mutt-1-1-rel",
"mutt-0-96-8-rel",
"mutt-0-96-7-rel",
"mutt-0-96-6-rel",
"mutt-0-96-5-rel",
"mutt-0-96-4-rel",
"mutt-0-96-3-rel",
"mutt-0-96-2-slightly-post-release",
"mutt-0-96-1-rel",
"mutt-0-96-rel",
"mutt-0-95-rel",
"mutt-0-94-18-rel",
"mutt-0-94-17i-rel",
"mutt-0-94-16i-rel",
"mutt-0-94-15-rel",
"mutt-0-94-14-rel",
"mutt-0-94-13-rel",
"mutt-0-94-10i-rel",
"mutt-0-94-9i-p1",
"mutt-0-94-9i-rel",
"mutt-0-94-8i-rel",
"mutt-0-94-7i-rel",
"mutt-0-94-6i-rel",
"mutt-0-94-5i-rel",
"mutt-0-93-unstable",
"mutt-0-92-11i",
"mutt-0-92-10i",
"mutt-0-92-9i"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-14154.json"
}
},
{
"ranges": [
{
"repo": "https://gitlab.com/muttmua/mutt",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "34e3a1a3527cf561909b3369cc3cdd9d82b0bc2d"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:mutt:mutt:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "1.14.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"mutt-1-14-2-rel",
"mutt-1-14-1-rel",
"mutt-1-14-rel",
"mutt-1-13-rel",
"mutt-1-12-rel",
"mutt-1-11-rel",
"mutt-1-10-rel",
"mutt-1-9-rel",
"mutt-1-8-rel",
"mutt-1-7-rel",
"mutt-1-6-rel",
"mutt-1-5-24-rel",
"mutt-1-5-22-rel",
"mutt-1-5-21-rel",
"mutt-1-5-20-rel",
"mutt-1-5-19-rel",
"mutt-1-5-18-rel",
"mutt-1-5-17-rel",
"mutt-1-5-16-rel",
"mutt-1-5-15-rel",
"mutt-1-5-6-rel",
"mutt-1-5-5-1-rel",
"mutt-1-5-5-rel",
"post-type-punning-patch",
"pre-type-punning-patch",
"mutt-1-5-4-rel",
"mutt-1-5-3-rel",
"mutt-1-5-2-rel",
"mutt-1-5-1-rel",
"mutt-1-3-27-rel",
"mutt-1-3-26-rel",
"mutt-1-3-25-rel",
"mutt-1-3-24-rel",
"mutt-1-3-23-2-rel",
"mutt-1-3-23-1-rel",
"mutt-1-3-23-rel",
"mutt-1-3-22-1-rel",
"mutt-1-3-22-rel",
"mutt-1-3-21-rel",
"mutt-1-3-20-rel",
"mutt-1-3-19-rel",
"mutt-1-3-18-rel",
"mutt-1-3-17-rel",
"mutt-1-3-16-rel",
"mutt-1-3-15-rel",
"mutt-1-3-14-rel",
"mutt-1-3-13-rel",
"mutt-1-3-12-rel",
"mutt-1-3-11-rel",
"mutt-1-3-10-rel",
"mutt-1-3-9-rel",
"mutt-1-3-8-rel",
"mutt-1-3-7-rel",
"mutt-1-3-6-rel",
"mutt-1-3-5-rel",
"mutt-1-3-4-rel",
"mutt-1-3-3-rel",
"mutt-1-3-2-rel",
"mutt-1-3-1-rel",
"mutt-1-3-rel",
"mutt-1-1-14-rel",
"mutt-1-1-13-rel",
"mutt-1-1-12-rel",
"mutt-1-1-11-rel",
"mutt-1-1-10-rel",
"mutt-1-1-9-rel",
"mutt-1-1-8-rel",
"mutt-1-1-7-rel",
"mutt-1-1-6-rel",
"mutt-1-1-5-rel",
"mutt-1-1-4-rel",
"mutt-1-1-3-rel",
"mutt-1-1-2-rel",
"mutt-1-1-1-2-rel",
"mutt-1-1-1-1-rel",
"mutt-1-1-1-rel",
"mutt-1-1-rel",
"mutt-0-96-8-rel",
"mutt-0-96-7-rel",
"mutt-0-96-6-rel",
"mutt-0-96-5-rel",
"mutt-0-96-4-rel",
"mutt-0-96-3-rel",
"mutt-0-96-2-slightly-post-release",
"mutt-0-96-1-rel",
"mutt-0-96-rel",
"mutt-0-95-rel",
"mutt-0-94-18-rel",
"mutt-0-94-17i-rel",
"mutt-0-94-16i-rel",
"mutt-0-94-15-rel",
"mutt-0-94-14-rel",
"mutt-0-94-13-rel",
"mutt-0-94-10i-rel",
"mutt-0-94-9i-p1",
"mutt-0-94-9i-rel",
"mutt-0-94-8i-rel",
"mutt-0-94-7i-rel",
"mutt-0-94-6i-rel",
"mutt-0-94-5i-rel",
"mutt-0-93-unstable",
"mutt-0-92-11i",
"mutt-0-92-10i",
"mutt-0-92-9i"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-14154.json"
}
}
],
"modified": "2026-10-24T10:30:31.377743060Z",
"provider": "osv",
"references": [
"https://bugs.gentoo.org/728300",
"https://security.gentoo.org/glsa/202007-57",
"https://usn.ubuntu.com/4401-1/"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "12.04"
},
{
"last_affected": "12.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "18.04"
},
{
"last_affected": "18.04"
},
{
"introduced": "19.10"
},
{
"last_affected": "19.10"
},
{
"introduced": "20.04"
},
{
"last_affected": "20.04"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2020-14154",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 432787,
"published_at": "2020-06-15T17:15:10.717+00:00"
}