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.
{
"github_reviewed_at": "2019-09-13T21:47:04Z",
"github_reviewed": true,
"cwe_ids": [
"CWE-346",
"CWE-755"
],
"nvd_published_at": "2019-09-11T18:15:00Z",
"severity": "MODERATE"
}