CVE-2019-11777 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

https://bugs.eclipse.org/bugs/show_bug.cgi?id=549934

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5