Nanomq
CVE-2024-48077
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V2 - Validation and Business Logic Resource consumption limits
MITRE ATT&CK
1 technique across 1 tactic: Impact The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS 7.5 (HIGH). Attack vector: Network. Complexity: Low. Privileges required: None. User interaction: None. Exploitable via remote/network. |
| Exploit ScenarioDerived | A remote attacker could exploit this vulnerability to cause a Denial of Service (DoS) via a crafted request. |
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Alert meAnalysisAIv1 – Mar 12, 2026
An issue in nanomq v0.22.7 allows attackers to cause a Denial of Service (DoS) via a crafted request. The number of data packets received in the recv-q queue of the Nanomq process continues to increase, causing the nanomq broker to fall into a deadlock and be unable to provide normal services. [CVSS 7.5 HIGH]
RemediationAI
Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Classified as CWE-400 (Uncontrolled Resource Consumption). Affects Nanomq. An issue in nanomq v0.22.7 allows attackers to cause a Denial of Service (DoS) via a crafted request. The number of data packets received in the recv-q queue of the Nanomq process continues to increase, causing the nanomq broker to fall into a deadlock and be unable to provide normal services.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionCVE.org
An issue in nanomq v0.22.7 allows attackers to cause a Denial of Service (DoS) via a crafted request. The number of data packets received in the recv-q queue of the Nanomq process continues to increase, causing the nanomq broker to fall into a deadlock and be unable to provide normal services.
Executive ViewAI
Organizations using nanomq face notable risk from CVE-2024-48077, a resource exhaustion vulnerability rated CVSS 7.5. Exploitation could cause service disruption or denial of service, impacting availability for legitimate users. Organizations should apply vendor updates when available and consider compensating controls in the interim.
Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.
Affected Products (CPE)CVE.org
NanoMQ 0.17.5 has a one-byte heap-based buffer over-read in the conn_handler function of mqtt_parser.c when it processes
CVE-2024-42646 is a segmentation fault vulnerability in NanoMQ v0.21.10 that allows unauthenticated remote attackers to
A data race in NanoMQ MQTT Broker versions prior to 0.24.2 can free subscription-info list memory while another thread s
Null Pointer Dereference vulnerability in topic_filtern function in mqtt_parser.c in NanoMQ 0.21.7 allows attackers to c
A use-after-free vulnerability exists in NanoMQ 0.17.2. Rated high severity (CVSS 7.5), this vulnerability is remotely e
A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. Rated high severity (CVSS 7.5), this vulnerability is remo
A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. Rated high severity (CVSS 7.5), this vulnerability is remo
A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. Rated high severity (CVSS 7.5), this vulnerability is remo
In NanoMQ v0.15.0-0, segment fault with Null Pointer Dereference occurs in the process of decoding subinfo_decode and un
In NanoMQ v0.15.0-0, a Heap overflow occurs in copyn_utf8_str function of mqtt_parser.c. Rated high severity (CVSS 7.5),
In NanoMQ v0.15.0-0, Heap overflow occurs in read_byte function of mqtt_code.c. Rated high severity (CVSS 7.5), this vul
A heap-buffer-overflow vulnerability in the read_byte function in NanoMQ v.0.21.7 allows attackers to cause a denial of
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