Matrix Synapse before 0.33.3.1 allows remote attackers to spoof events and possibly have unspecified other impacts by leveraging improper transaction and event signature validation.
{
"unresolved_ranges": [
{
"cpe": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "8.0"
}
]
}
]
}{
"cpe": "cpe:2.3:a:matrix:synapse:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "0.33.3.1"
}
]
}