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{
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"cveMetadata": {
"cveId": "CVE-2023-6534",
"assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109",
"state": "PUBLISHED",
"assignerShortName": "freebsd",
"dateReserved": "2023-12-05T19:03:31.535Z",
"datePublished": "2023-12-13T08:12:14.616Z",
"dateUpdated": "2025-02-13T17:26:26.737Z"
},
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unknown",
"modules": [
"pf"
],
"product": "FreeBSD",
"vendor": "FreeBSD",
"versions": [
{
"lessThan": "p2",
"status": "affected",
"version": "14.0-RELEASE",
"versionType": "release"
},
{
"lessThan": "p7",
"status": "affected",
"version": "13.2-RELEASE",
"versionType": "release"
},
{
"lessThan": "p9",
"status": "affected",
"version": "12.4-RELEASE",
"versionType": "release"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"user": "00000000-0000-4000-9000-000000000000",
"value": "Yuxiang Yang, Ao Wang, Xuewei Feng, Qi Li and Ke Xu from Tsinghua University"
}
],
"datePublic": "2023-12-05T22:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "In versions of FreeBSD 14.0-RELEASE before 14-RELEASE-p2, FreeBSD 13.2-RELEASE before 13.2-RELEASE-p7 and FreeBSD 12.4-RELEASE before 12.4-RELEASE-p9, the pf(4) packet filter incorrectly validates TCP sequence numbers.  This could allow a malicious actor to execute a denial-of-service attack against hosts behind the firewall."
}
],
"providerMetadata": {
"orgId": "63664ac6-956c-4cba-a5d0-f46076e16109",
"shortName": "freebsd",
"dateUpdated": "2024-01-12T14:06:22.880Z"
},
"references": [
{
"tags": [
"vendor-advisory"
],
"url": "https://security.freebsd.org/advisories/FreeBSD-SA-23:17.pf.asc"
},
{
"url": "https://security.netapp.com/advisory/ntap-20240112-0007/"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "TCP spoofing vulnerability in pf(4)",
"x_generator": {
"engine": "Vulnogram 0.1.0-dev"
}
},
"adp": [
{
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-02T08:35:14.417Z"
},
"title": "CVE Program Container",
"references": [
{
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://security.freebsd.org/advisories/FreeBSD-SA-23:17.pf.asc"
},
{
"url": "https://security.netapp.com/advisory/ntap-20240112-0007/",
"tags": [
"x_transferred"
]
}
]
}
]
}
}