CVE-2024-31040

📊 2.7 LOW⚡ 0.3%🎯 0 exploits

📅 Published Apr 17, 2024

📋 Status: Analyzed

Buffer Overflow vulnerability in the get_var_integer function in mqtt_parser.c in NanoMQ 0.21.7 allows remote attackers to cause a denial of service via a series of specially crafted hexstreams.

CVSS v3.1 • 134c704f-9b21-4f2e-91b3-4a467353bcc0

🎯 Affected Products & Systems

1 product configurations affected

Filter by type:

Type	Vendor	Product	Version Range	Status	CPE String
📱App	emqx	nanomq	0.21.7	Vulnerable	cpe:2.3:a:emqx:nanomq:0.21.7:::::::*

📱

emqx / nanomq

Application

Vulnerable

Version: 0.21.7

CPE:

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

Metrics

2.7 LOWCVSS v3.1134c704f-9b21-4f2e-91b3-4a467353bcc0

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

Attack Vector:

NETWORK

Complexity:

LOW

Privileges:

HIGH

User Interaction:

NONE

Confidentiality:

NONE

Integrity:

NONE

Availability:

LOW

Scope:

UNCHANGED

🔍 Technical Details

Analysis Status

Analyzed

CVSS Details

2.7 (LOW)v3.1

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

EPSS Details

0.3% (Minimal)55.3th percentile

Last updated: Oct 31, 2025

Exploitation probability within 30 days

Published Date

Apr 17, 2024 (1 year ago)

Last Modified

Jun 10, 2025 (4 months ago)

Security Weaknesses1

CWE-120

References1

NVD