In FreeBSD 12.0-RELEASE before 12.0-RELEASE-p13, a missing check in the ipsec packet processor allows reinjection of an old packet to be accepted by the ipsec endpoint. Depending on the higher-level protocol in use over ipsec, this could allow an action to be repeated.
[
{
"product": "FreeBSD",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "12.0 before 12.0-RELEASE-p13"
}
]
}
]