CVE-2024-31040

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-31040
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.

2.7 /10

CVSS v3 : LOW

V3 Legend

Vector :

Exploitability : 1.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://github.com/nanomq/nanomq/issues/1720 Exploit Issue Tracking
https://github.com/nanomq/nanomq/issues/1720 Exploit Issue Tracking
Configurations

Configuration 1 (hide)

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

10 Jun 2025, 01:38

Type Values Removed Values Added
CPE cpe:2.3:a:emqx:nanomq:0.21.7:*:*:*:*:*:*:*
First Time Emqx
Emqx nanomq
References () https://github.com/nanomq/nanomq/issues/1720 - () https://github.com/nanomq/nanomq/issues/1720 - Exploit, Issue Tracking

21 Nov 2024, 09:12

Type Values Removed Values Added
References () https://github.com/nanomq/nanomq/issues/1720 - () https://github.com/nanomq/nanomq/issues/1720 -

03 Jul 2024, 01:54

Type Values Removed Values Added
Summary
  • (es) Vulnerabilidad de desbordamiento de búfer en la función get_var_integer en mqtt_parser.c en NanoMQ 0.21.7 permite a atacantes remotos provocar una denegación de servicio a través de una serie de hexstreams especialmente manipulados.
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 2.7
CWE CWE-120

17 Apr 2024, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-04-17 19:15

Updated : 2025-06-10 01:38

NVD link : CVE-2024-31040

Mitre link : CVE-2024-31040

CVE.ORG link : CVE-2024-31040

JSON object : View

Products Affected

emqx

  • nanomq
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')