CVE-2020-13821

CVSS V2 Low 3.5 CVSS V3 Medium 5.4
Description
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.
Overview
  • CVE ID
  • CVE-2020-13821
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-08-26T16:15:12
  • Last Modified Date
  • 2020-12-23T15:43:39
Weakness Enumerations
CWE URL
CWE-79 http://cwe.mitre.org/data/definitions/79.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:hivemq:broker_control_center:4.3.2:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:S/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 3.5
  • Severity
  • LOW
  • Exploitability Score
  • 6.8
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • REQUIRED
  • Scope
  • CHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 5.4
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.3
  • Impact Score
  • 2.7
References
Reference URL Reference Tags
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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-13821
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13821
History
Created Old Value New Value Data Type Notes
2022-05-10 07:29:31 Added to TrackCVE
2022-12-04 21:33:25 2020-08-26T16:15Z 2020-08-26T16:15:12 CVE Published Date updated
2022-12-04 21:33:25 2020-12-23T15:43:39 CVE Modified Date updated
2022-12-04 21:33:25 Analyzed Vulnerability Status updated