Medium
Security advisory
BLF file parser crash in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via crafted capture file
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-2854
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 4 Nov 2026, 23:05 UTC · Revision 1
Source evidence
BLF file parser crash in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via crafted capture file
osv:CVE-2023-2854
Complete source record
{
"id": "e9991d723758a90ea2f9d46f0bf79df70f3a36e288ba6152025d42b44215d2f3",
"url": "https://osv.dev/vulnerability/CVE-2023-2854",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2023-2854",
"summary": "BLF file parser crash in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via crafted capture file",
"evidence": "osv:CVE-2023-2854",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2023-2854",
"aliases": [
"CVE-2023-2854"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/wireshark/wireshark",
"type": "GIT",
"events": [
{
"introduced": "3a34e44d02c9c91f9f851bd6f29ff4505131b127"
},
{
"fixed": "83f40263b97ea6e41587240bbef8e0e467e55ea7"
},
{
"introduced": "0cbe09cd796b2ea24c6069b76ea16df7f51cf67b"
},
{
"fixed": "ac2f5a01286addcb34ffb204e1eeb5fd8ccdb85c"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.6.0"
},
{
"fixed": "3.6.14"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0"
},
{
"fixed": "4.0.6"
}
],
"source": "CPE_RANGE"
}
]
}
},
{
"repo": "https://gitlab.com/wireshark/wireshark",
"type": "GIT",
"events": [
{
"introduced": "3a34e44d02c9c91f9f851bd6f29ff4505131b127"
},
{
"fixed": "83f40263b97ea6e41587240bbef8e0e467e55ea7"
},
{
"introduced": "0cbe09cd796b2ea24c6069b76ea16df7f51cf67b"
},
{
"fixed": "ac2f5a01286addcb34ffb204e1eeb5fd8ccdb85c"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "3.6.0"
},
{
"fixed": "3.6.14"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0"
},
{
"fixed": "4.0.6"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v3.6.14rc0",
"v4.0.6rc0",
"wireshark-4.0.5",
"v4.0.5",
"wireshark-3.6.13",
"v3.6.13",
"v3.6.13rc0",
"v4.0.5rc0",
"wireshark-3.6.12",
"v3.6.12",
"wireshark-4.0.4",
"v4.0.4",
"v3.6.12rc0",
"v4.0.4rc0",
"wireshark-3.6.11",
"v3.6.11",
"wireshark-4.0.3",
"v4.0.3",
"v3.6.11rc0",
"v4.0.3rc0",
"wireshark-3.6.10",
"v3.6.10",
"wireshark-4.0.2",
"v4.0.2",
"v3.6.10rc0",
"v4.0.2rc0",
"wireshark-4.0.1",
"v4.0.1",
"wireshark-3.6.9",
"v3.6.9",
"v4.0.1rc0",
"wireshark-4.0.0",
"v4.0.0",
"v3.6.9rc0",
"wireshark-3.6.8",
"v3.6.8",
"v3.6.8rc0",
"wireshark-3.6.7",
"v3.6.7",
"v3.6.7rc0",
"wireshark-3.6.6",
"v3.6.6",
"v3.6.6rc0",
"wireshark-3.6.5",
"v3.6.5",
"v3.6.5rc0",
"wireshark-3.6.4",
"v3.6.4",
"v3.6.4rc0",
"wireshark-3.6.3",
"v3.6.3",
"v3.6.3rc0",
"wireshark-3.6.2",
"v3.6.2",
"v3.6.2rc0",
"wireshark-3.6.1",
"v3.6.1",
"v3.6.1rc0",
"wireshark-3.6.0",
"v3.6.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-2854.json"
}
}
],
"modified": "2026-10-28T02:30:40.235196217Z",
"provider": "osv",
"references": [
"https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2854.json",
"https://www.wireshark.org/security/wnpa-sec-2023-17.html",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2854.json",
"https://nvd.nist.gov/vuln/detail/CVE-2023-2854",
"https://security.gentoo.org/glsa/202309-02",
"https://www.debian.org/security/2023/dsa-5429",
"https://gitlab.com/wireshark/wireshark/-/issues/19084"
],
"provider_metadata": {
"cna_assigner": "GitLab",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2854.json"
}
},
"related_cves": [
{
"value": "CVE-2023-2854",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 507818,
"published_at": "2023-05-26T00:00:00+00:00"
}