CVE Vulnerability

CVE-2020-13821

An issue was discovered in HiveMQ Broker Control Center 4.3.2. A crafted clientid parameter in an MQTT packet (sent to the Broker) is reflected in the client section of the management console. The attacker's JavaScript is loaded in a browser, which can lead to theft of the session and cookie of the administrator's account of the Broker.

3.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

5.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://payatu.com/advisory/hivemq-mqtt-broker---xss-over-mqtt Third Party Advisory
https://www.hivemq.com/blog/hivemq-4-3-3-released/ Release Notes Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:hivemq:broker_control_center:4.3.2:*:*:*:*:*:*:*
Information

Published : 2020-08-26 04:15

Updated : 2020-12-23 03:43

NVD link : CVE-2020-13821

Mitre link : CVE-2020-13821

Products Affected
No products.
CWE
CWE-79