CVE-2019-11777

Published: Sep 11, 2019Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

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.

Affected (1)

Products: Eclipse: Paho Java Client

1 product

Paho Java Client

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Eclipse Paho Java Client	Version 1.2.0

Related CWEs

Origin Validation Error

The product does not properly verify that the source of data or communication is valid.

Improper Handling of Exceptional Conditions

The product does not handle or incorrectly handles an exceptional condition.

References (2)

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

Source: emo@eclipse.org

Issue TrackingVendor Advisory

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

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingVendor Advisory

Timeline

No history available yet.