The Eclipse Mosquitto broker up to version 1.4.15 does not reject strings that are not valid UTF-8. A malicious client could cause other clients that do reject invalid UTF-8 strings to disconnect themselves from the broker by sending a topic string which is not valid UTF-8, and so cause a denial of service for the clients.
{
"binaries": [
{
"binary_version": "0.15-2+deb7u3ubuntu0.1+esm1",
"binary_name": "libmosquitto0"
},
{
"binary_version": "0.15-2+deb7u3ubuntu0.1+esm1",
"binary_name": "libmosquitto0-dev"
},
{
"binary_version": "0.15-2+deb7u3ubuntu0.1+esm1",
"binary_name": "libmosquittopp0"
},
{
"binary_version": "0.15-2+deb7u3ubuntu0.1+esm1",
"binary_name": "libmosquittopp0-dev"
},
{
"binary_version": "0.15-2+deb7u3ubuntu0.1+esm1",
"binary_name": "mosquitto"
},
{
"binary_version": "0.15-2+deb7u3ubuntu0.1+esm1",
"binary_name": "mosquitto-clients"
},
{
"binary_version": "0.15-2+deb7u3ubuntu0.1+esm1",
"binary_name": "python-mosquitto"
}
]
}
{
"binaries": [
{
"binary_version": "1.4.8-1ubuntu0.16.04.7",
"binary_name": "libmosquitto-dev"
},
{
"binary_version": "1.4.8-1ubuntu0.16.04.7",
"binary_name": "libmosquitto1"
},
{
"binary_version": "1.4.8-1ubuntu0.16.04.7",
"binary_name": "libmosquittopp-dev"
},
{
"binary_version": "1.4.8-1ubuntu0.16.04.7",
"binary_name": "libmosquittopp1"
},
{
"binary_version": "1.4.8-1ubuntu0.16.04.7",
"binary_name": "mosquitto"
},
{
"binary_version": "1.4.8-1ubuntu0.16.04.7",
"binary_name": "mosquitto-clients"
},
{
"binary_version": "1.4.8-1ubuntu0.16.04.7",
"binary_name": "mosquitto-dev"
}
],
"availability": "No subscription required"
}
{
"binaries": [
{
"binary_version": "1.4.15-2ubuntu0.18.04.3",
"binary_name": "libmosquitto-dev"
},
{
"binary_version": "1.4.15-2ubuntu0.18.04.3",
"binary_name": "libmosquitto1"
},
{
"binary_version": "1.4.15-2ubuntu0.18.04.3",
"binary_name": "libmosquittopp-dev"
},
{
"binary_version": "1.4.15-2ubuntu0.18.04.3",
"binary_name": "libmosquittopp1"
},
{
"binary_version": "1.4.15-2ubuntu0.18.04.3",
"binary_name": "mosquitto"
},
{
"binary_version": "1.4.15-2ubuntu0.18.04.3",
"binary_name": "mosquitto-clients"
},
{
"binary_version": "1.4.15-2ubuntu0.18.04.3",
"binary_name": "mosquitto-dev"
}
],
"availability": "No subscription required"
}