High
Security advisory
WeeChat before 1.7.1 allows a remote crash by sending a filename via DCC to the IRC plugin. This occurs in the irc_ctcp_dcc_filename_without_quotes function during quote removal, with a buffer overflow.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-8073
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:15 UTC · Revision 1
Source evidence
WeeChat before 1.7.1 allows a remote crash by sending a filename via DCC to the IRC plugin. This occurs in the irc_ctcp_dcc_filename_without_quotes function during quote removal, with a buffer overflow.
osv:CVE-2017-8073
Complete source record
{
"id": "265f5aa9461e3e978b272021f2dda0dce90f9f62f7ad4a6ff8aed5fcb2653262",
"url": "https://osv.dev/vulnerability/CVE-2017-8073",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-8073",
"summary": "WeeChat before 1.7.1 allows a remote crash by sending a filename via DCC to the IRC plugin. This occurs in the irc_ctcp_dcc_filename_without_quotes function during quote removal, with a buffer overflow.",
"evidence": "osv:CVE-2017-8073",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2017-8073",
"aliases": [
"CVE-2017-8073"
],
"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/weechat/weechat",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "f9b449df349f2998e6572f2b8dc434c9bb753f6d"
},
{
"fixed": "2fb346f25f79e412cf0ed314fdf791763c19b70b"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:weechat:weechat:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "1.7.1"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "2fb346f25f79e412cf0ed314fdf791763c19b70b"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"v1.7",
"v1.7-rc2",
"v1.7-rc1",
"v1.6",
"v1.6-rc2",
"v1.6-rc1",
"v1.5",
"v1.5-rc2",
"v1.5-rc1",
"v1.4",
"v1.4-rc2",
"v1.4-rc1",
"v1.3",
"v1.3-rc2",
"v1.3-rc1",
"v1.2",
"v1.2-rc2",
"v1.2-rc1",
"v1.1",
"v1.1-rc2",
"v1.1-rc1",
"v1.0",
"v1.0-rc3",
"v1.0-rc2",
"v1.0-rc1",
"v0.4.3",
"v0.0.1",
"release-0-0-1",
"v0.4.3-rc2",
"v0.4.3-rc1",
"v0.4.2",
"v0.4.2-rc2",
"v0.4.2-rc1",
"v0.4.1",
"v0.4.1-rc2",
"v0.4.1-rc1",
"v0.4.0",
"v0.4.0-rc3",
"v0.4.0-rc2",
"v0.4.0-rc1",
"v0.3.9",
"v0.3.9-rc2",
"v0.3.9-rc1",
"v0.3.8",
"v0.3.8-rc2",
"v0.3.8-rc1",
"v0.3.7",
"v0.3.7-rc3",
"v0.3.7-rc2",
"v0.3.7-rc1",
"v0.3.6",
"v0.3.6-rc3",
"v0.3.6-rc2",
"v0.3.6-rc1",
"v0.3.5",
"v0.3.5-rc3",
"v0.3.5-rc2",
"v0.3.5-rc1",
"v0.3.4",
"v0.3.4-rc3",
"v0.3.4-rc2",
"v0.3.4-rc1",
"v0.3.3",
"v0.3.3-rc3",
"v0.3.3-rc2",
"v0.3.3-rc1",
"v0.3.2",
"v0.3.2-rc1",
"v0.3.1",
"v0.3.0",
"v0.3.0-rc3",
"v0.3.0-rc2",
"v0.3.0-rc1",
"v0.2.6",
"v0.2.5",
"release-0-2-5",
"v0.2.4",
"release-0-2-4",
"v0.2.3",
"release-0-2-3",
"v0.2.2",
"release-0-2-2",
"v0.2.1",
"release-0-2-1",
"v0.2.0",
"release-0-2-0",
"v0.1.9",
"release-0-1-9",
"v0.1.8",
"release-0-1-8",
"v0.1.7",
"release-0-1-7",
"v0.1.6",
"release-0-1-6",
"v0.1.5",
"release-0-1-5",
"v0.1.4",
"release-0-1-4",
"v0.1.3",
"release-0-1-3",
"v0.1.2",
"release-0-1-2",
"v0.1.1",
"release-0-1-1",
"v0.1.0",
"release-0-1-0",
"v0.0.9",
"release-0-0-9",
"v0.0.8",
"release-0-0-8",
"v0.0.7",
"release-0-0-7",
"v0.0.6",
"release-0-0-6",
"v0.0.5",
"release-0-0-5",
"v0.0.4",
"release-0-0-4",
"v0.0.3",
"release-0-0-3",
"v0.0.2",
"release-0-0-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-8073.json",
"vanir_signatures": [
{
"id": "CVE-2017-8073-18ef7906",
"digest": {
"length": 236,
"function_hash": "41308266004020897568727659676175936952"
},
"source": "https://github.com/weechat/weechat/commit/2fb346f25f79e412cf0ed314fdf791763c19b70b",
"target": {
"file": "src/plugins/irc/irc-ctcp.c",
"function": "irc_ctcp_dcc_filename_without_quotes"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2017-8073-32768093",
"digest": {
"threshold": 0.9,
"line_hashes": [
"7136550432169568382372038610144534631",
"149851620161036268812158380750019185529",
"72640780985439590692021219778922370163",
"46816594021756366840568026358850494950"
]
},
"source": "https://github.com/weechat/weechat/commit/2fb346f25f79e412cf0ed314fdf791763c19b70b",
"target": {
"file": "src/plugins/irc/irc-ctcp.c"
},
"deprecated": false,
"signature_type": "Line",
"signature_version": "v1"
}
],
"vanir_signatures_modified": "2026-10-20T13:24:26Z"
}
}
],
"modified": "2026-10-20T13:24:26.454279871Z",
"provider": "osv",
"references": [
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ASRTCQFFDAAK347URWNDH6NSED2BGNY/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ER23GT23US5JXDLUZAMGMWXKZ74MI4S2/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M3LAJTLI3LWZRNCFYJ7PCBBTHUMCCBHH/",
"https://weechat.org/news/95/20170422-Version-1.7.1/",
"https://github.com/weechat/weechat/commit/2fb346f25f79e412cf0ed314fdf791763c19b70b",
"https://weechat.org/download/security/"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2017-8073",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 387641,
"published_at": "2017-04-23T15:59:00.2+00:00"
}