In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload. This can be done without authentications if occur in connection phase of MQTT protocol.
{
"unresolved_ranges": [
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "7.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "8.0"
}
]
},
{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"extracted_events": [
{
"last_affected": "9.0"
}
]
}
]
}{
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "1.4.14"
}
]
}