CVE-2024-31036 - Vulnerability Details - OpenCVE

Description

A heap-buffer-overflow vulnerability in the read_byte function in NanoMQ v.0.21.7 allows attackers to cause a denial of service via transmission of crafted hexstreams.

Published: 2024-04-22

Score: 6.8 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:emqx:nanomq:0.21.7:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00083.

Exploitation poc

Automatable no

Technical Impact partial

References

Link	Providers
https://github.com/nanomq/nanomq/issues/1722

History

Thu, 26 Feb 2026 19:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Nanomq Nanomq nanomq
CPEs		cpe:2.3:a:nanomq:nanomq:0.21.7:::::::*
Vendors & Products		Nanomq Nanomq nanomq
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Tue, 10 Jun 2025 01:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Emqx Emqx nanomq
CPEs		cpe:2.3:a:emqx:nanomq:0.21.7:::::::*
Vendors & Products		Emqx Emqx nanomq

Subscriptions

Emqx Nanomq

Nanomq Nanomq

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-04-22T00:00:00.000Z

Updated: 2024-08-02T01:46:03.994Z

Reserved: 2024-03-27T00:00:00.000Z

Link: CVE-2024-31036

Vulnrichment

Updated: 2024-08-02T01:46:03.994Z

NVD

Status : Analyzed

Published: 2024-04-22T22:15:07.400

Modified: 2025-06-10T01:30:34.650

Link: CVE-2024-31036

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-122

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