CVE-2021-33176

Published on: 06/08/2021 12:00:00 AM UTC

Last Modified on: 06/21/2021 01:43:00 PM UTC

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

Certain versions of Vernemq from Octavolabs contain the following vulnerability:

VerneMQ MQTT Broker versions prior to 1.12.0 are vulnerable to a denial of service attack as a result of excessive memory consumption due to the handling of untrusted inputs. These inputs cause the message broker to consume large amounts of memory, resulting in the application being terminated by the operating system.

  • CVE-2021-33176 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.
  • Affected Vendor/Software: URL Logo VerneMQ - vernemq version <1.12.0

CVSS3 Score: 7.5 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 5 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE NONE PARTIAL

CVE References

Description Tags Link
CyRC Vulnerability Advisory: Denial of service vulnerabilities in RabbitMQ, EMQ X, and VerneMQ | Synopsys www.synopsys.com
text/html
URL Logo MISC www.synopsys.com/blogs/software-security/cyrc-advisory-rabbitmq-emqx-vernemq

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationOctavolabsVernemqAllAllAllAll
  • cpe:2.3:a:octavolabs:vernemq:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-33176 : VerneMQ MQTT Broker versions prior to 1.12.0 are vulnerable to a denial of service attack as a res… twitter.com/i/web/status/1… 2021-06-08 15:04:23
Reddit Logo Icon /r/netcve CVE-2021-33176 2021-06-08 15:41:46
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