WeeChat before 1.7.1 allows a remote crash by sending a filename via DCC to the IRC plugin. This occurs in the ircctcpdccfilenamewithout_quotes function during quote removal, with a buffer overflow.
{
"unresolved_ranges": [
{
"extracted_events": [
{
"fixed": "1.7.1"
}
],
"cpes": [
"cpe:2.3:a:weechat:weechat:*:*:*:*:*:*:*:*"
],
"source": "CPE_RANGE",
"vendor_product": "weechat:weechat"
},
{
"extracted_events": [
{
"last_affected": "8.0"
}
],
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"
],
"source": "CPE_STRING",
"vendor_product": "debian:debian_linux"
},
{
"extracted_events": [
{
"fixed": "1.7.1"
}
],
"source": "DESCRIPTION"
}
]
}"2026-05-30T10:20:25Z"
[
{
"target": {
"file": "src/plugins/irc/irc-ctcp.c",
"function": "irc_ctcp_dcc_filename_without_quotes"
},
"id": "CVE-2017-8073-18ef7906",
"signature_type": "Function",
"digest": {
"function_hash": "41308266004020897568727659676175936952",
"length": 236.0
},
"signature_version": "v1",
"source": "https://github.com/weechat/weechat/commit/2fb346f25f79e412cf0ed314fdf791763c19b70b",
"deprecated": false
},
{
"target": {
"file": "src/plugins/irc/irc-ctcp.c"
},
"id": "CVE-2017-8073-32768093",
"signature_type": "Line",
"digest": {
"threshold": 0.9,
"line_hashes": [
"7136550432169568382372038610144534631",
"149851620161036268812158380750019185529",
"72640780985439590692021219778922370163",
"46816594021756366840568026358850494950"
]
},
"signature_version": "v1",
"source": "https://github.com/weechat/weechat/commit/2fb346f25f79e412cf0ed314fdf791763c19b70b",
"deprecated": false
}
]
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-8073.json"