In the Eclipse Paho Java client library version 1.2.0, when connecting to an MQTT server using TLS and setting a host name verifier, the result of that verification is not checked. This could allow one MQTT server to impersonate another and provide the client library with incorrect information.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:eclipse:paho_java_client:1.2.0:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.2.0"
},
{
"last_affected": "1.2.0"
}
],
"source": "CPE_STRING"
}
]
}