High
Security advisory
In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-14367
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:19 UTC · Revision 1
Source evidence
In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition.
osv:CVE-2018-14367
Complete source record
{
"id": "fbc9c8b162c8e102ed5bf17036547586a98740b28f2a2d65b3dd2227df8fc46e",
"url": "https://osv.dev/vulnerability/CVE-2018-14367",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-14367",
"summary": "In Wireshark 2.6.0 to 2.6.1 and 2.4.0 to 2.4.7, the CoAP protocol dissector could crash. This was addressed in epan/dissectors/packet-coap.c by properly checking for a NULL condition.",
"evidence": "osv:CVE-2018-14367",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2018-14367",
"aliases": [
"CVE-2018-14367"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/wireshark/wireshark",
"type": "GIT",
"events": [
{
"introduced": "9be0fa500da594ed01baf3214642838d22811c90"
},
{
"last_affected": "6b4493c3dc79478a556cb6b44fda2134a76d07f1"
},
{
"introduced": "c7239f0201292253817c7c4c9a394a47113ca55c"
},
{
"last_affected": "860a78b3c701b8e318e490ed46e847e3c4b4cab7"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.4.0"
},
{
"last_affected": "2.4.7"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.6.0"
},
{
"last_affected": "2.6.1"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"wireshark-2.4.7",
"v2.4.7",
"wireshark-2.6.1",
"v2.6.1",
"v2.6.1rc0",
"wireshark-2.6.0",
"v2.6.0",
"v2.4.7rc0",
"wireshark-2.4.6",
"v2.4.6",
"v2.4.6rc0",
"wireshark-2.4.5",
"v2.4.5",
"v2.4.5rc0",
"wireshark-2.4.4",
"v2.4.4",
"v2.4.4rc0",
"wireshark-2.4.3",
"v2.4.3",
"v2.4.3rc0",
"wireshark-2.4.2",
"v2.4.2",
"v2.4.2rc0",
"wireshark-2.4.1",
"v2.4.1",
"v2.4.1rc0",
"wireshark-2.4.0",
"v2.4.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-14367.json"
}
},
{
"ranges": [
{
"repo": "https://gitlab.com/wireshark/wireshark",
"type": "GIT",
"events": [
{
"introduced": "9be0fa500da594ed01baf3214642838d22811c90"
},
{
"last_affected": "6b4493c3dc79478a556cb6b44fda2134a76d07f1"
},
{
"introduced": "c7239f0201292253817c7c4c9a394a47113ca55c"
},
{
"last_affected": "860a78b3c701b8e318e490ed46e847e3c4b4cab7"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.4.0"
},
{
"last_affected": "2.4.7"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.6.0"
},
{
"last_affected": "2.6.1"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"wireshark-2.4.7",
"v2.4.7",
"wireshark-2.6.1",
"v2.6.1",
"v2.6.1rc0",
"wireshark-2.6.0",
"v2.6.0",
"v2.4.7rc0",
"wireshark-2.4.6",
"v2.4.6",
"v2.4.6rc0",
"wireshark-2.4.5",
"v2.4.5",
"v2.4.5rc0",
"wireshark-2.4.4",
"v2.4.4",
"v2.4.4rc0",
"wireshark-2.4.3",
"v2.4.3",
"v2.4.3rc0",
"wireshark-2.4.2",
"v2.4.2",
"v2.4.2rc0",
"wireshark-2.4.1",
"v2.4.1",
"v2.4.1rc0",
"wireshark-2.4.0",
"v2.4.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-14367.json"
}
}
],
"modified": "2026-10-24T10:30:17.145709579Z",
"provider": "osv",
"references": [
"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=81ce5fcb3e37a0aaeb7532f7a2a09366f16fa310",
"https://www.wireshark.org/security/wnpa-sec-2018-42.html",
"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14966"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2018-14367",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 429493,
"published_at": "2018-07-19T02:29:00.563+00:00"
}