High
Security advisory
In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the DHCP dissector could read past the end of a buffer. This was addressed in epan/dissectors/packet-bootp.c by extracting the Vendor Class Identifier more carefully.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-9351
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 06:22 UTC · Revision 1
Source evidence
In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the DHCP dissector could read past the end of a buffer. This was addressed in epan/dissectors/packet-bootp.c by extracting the Vendor Class Identifier more carefully.
osv:CVE-2017-9351
Complete source record
{
"id": "e2663bb6f6ab9ecf5be8fec7d7dabf26908815a89e380a31de49cebff36e5bb8",
"url": "https://osv.dev/vulnerability/CVE-2017-9351",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-9351",
"summary": "In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the DHCP dissector could read past the end of a buffer. This was addressed in epan/dissectors/packet-bootp.c by extracting the Vendor Class Identifier more carefully.",
"evidence": "osv:CVE-2017-9351",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2017-9351",
"aliases": [
"CVE-2017-9351"
],
"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": "9a73b827b22c7ce9132e939b9f07ec4425fc2aa6"
},
{
"last_affected": "2a06057a0ff32623003567f4acf556c759bf751d"
},
{
"introduced": "5368c50be46d4a44986d12bdfc0a35b42c0f34fc"
},
{
"last_affected": "32dac6a1ea518cb0062c139e2b3df298afc93c30"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.0.0"
},
{
"last_affected": "2.0.12"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.2.0"
},
{
"last_affected": "2.2.6"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"wireshark-2.0.12",
"v2.0.12",
"wireshark-2.2.6",
"v2.2.6",
"v2.0.12rc0",
"v2.2.6rc0",
"wireshark-2.0.11",
"v2.0.11",
"wireshark-2.2.5",
"v2.2.5",
"v2.0.11rc0",
"v2.2.5rc0",
"wireshark-2.0.10",
"v2.0.10",
"wireshark-2.2.4",
"v2.2.4",
"v2.0.10rc0",
"v2.2.4rc0",
"wireshark-2.0.9",
"v2.0.9",
"wireshark-2.2.3",
"v2.2.3",
"v2.2.3rc0",
"wireshark-2.2.2",
"v2.2.2",
"v2.0.9rc0",
"wireshark-2.0.8",
"v2.0.8",
"v2.2.2rc0",
"v2.0.8rc0",
"wireshark-2.0.7",
"v2.0.7",
"wireshark-2.2.1",
"v2.2.1",
"v2.0.7rc0",
"wireshark-2.0.6",
"v2.0.6",
"v2.2.1rc0",
"2.2.1rc0",
"wireshark-2.2.0",
"v2.2.0",
"v2.0.6rc0",
"wireshark-2.0.5",
"v2.0.5",
"v2.0.5rc0",
"wireshark-2.0.4",
"v2.0.4",
"v2.0.4rc0",
"wireshark-2.0.3",
"v2.0.3",
"v2.0.3rc0",
"wireshark-2.0.2",
"v2.0.2",
"v2.0.2rc0",
"wireshark-2.0.1",
"v2.0.1",
"v2.0.1rc0",
"wireshark-2.0.0",
"v2.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-9351.json"
}
},
{
"ranges": [
{
"repo": "https://gitlab.com/wireshark/wireshark",
"type": "GIT",
"events": [
{
"introduced": "9a73b827b22c7ce9132e939b9f07ec4425fc2aa6"
},
{
"last_affected": "2a06057a0ff32623003567f4acf556c759bf751d"
},
{
"introduced": "5368c50be46d4a44986d12bdfc0a35b42c0f34fc"
},
{
"last_affected": "32dac6a1ea518cb0062c139e2b3df298afc93c30"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.0.0"
},
{
"last_affected": "2.0.12"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "2.2.0"
},
{
"last_affected": "2.2.6"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"wireshark-2.0.12",
"v2.0.12",
"wireshark-2.2.6",
"v2.2.6",
"v2.0.12rc0",
"v2.2.6rc0",
"wireshark-2.0.11",
"v2.0.11",
"wireshark-2.2.5",
"v2.2.5",
"v2.0.11rc0",
"v2.2.5rc0",
"wireshark-2.0.10",
"v2.0.10",
"wireshark-2.2.4",
"v2.2.4",
"v2.0.10rc0",
"v2.2.4rc0",
"wireshark-2.0.9",
"v2.0.9",
"wireshark-2.2.3",
"v2.2.3",
"v2.2.3rc0",
"wireshark-2.2.2",
"v2.2.2",
"v2.0.9rc0",
"wireshark-2.0.8",
"v2.0.8",
"v2.2.2rc0",
"v2.0.8rc0",
"wireshark-2.0.7",
"v2.0.7",
"wireshark-2.2.1",
"v2.2.1",
"v2.0.7rc0",
"wireshark-2.0.6",
"v2.0.6",
"v2.2.1rc0",
"2.2.1rc0",
"wireshark-2.2.0",
"v2.2.0",
"v2.0.6rc0",
"wireshark-2.0.5",
"v2.0.5",
"v2.0.5rc0",
"wireshark-2.0.4",
"v2.0.4",
"v2.0.4rc0",
"wireshark-2.0.3",
"v2.0.3",
"v2.0.3rc0",
"wireshark-2.0.2",
"v2.0.2",
"v2.0.2rc0",
"wireshark-2.0.1",
"v2.0.1",
"v2.0.1rc0",
"wireshark-2.0.0",
"v2.0.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-9351.json"
}
}
],
"modified": "2026-10-24T10:30:38.482587453Z",
"provider": "osv",
"references": [
"https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=a6e033c14da13bd5f72dfe07a347586517639d12",
"https://www.wireshark.org/security/wnpa-sec-2017-24.html",
"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1153",
"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1183",
"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13609",
"https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13628"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2017-9351",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 434465,
"published_at": "2017-06-02T05:29:00.543+00:00"
}