CVE-2023-33660

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A heap buffer overflow vulnerability exists in NanoMQ 0.17.2. The vulnerability can be triggered by calling the function copyn_str() in the file mqtt_parser.c. An attacker could exploit this vulnerability to cause a denial of service attack.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-787

Affected software

VendorProductVersions
n/an/an/a

References

Timeline

Published
Jun 8, 2023
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2023

CVE-2023-336616.1Multiple cross-site scripting (XSS) vulnerabilities were discovered in Church CRM v4.5.3 in GroupReports.php via GroupRole, ReportModel, andCVE-2023-336639.8In the module “Customization fields fee for your store” (aicustomfee) from ai-dev module for PrestaShop, an attacker can perform SQL injectiCVE-2023-336648.8ai-dev aicombinationsonfly before v0.3.1 was discovered to contain a SQL injection vulnerability via the component /includes/ajax.php.CVE-2023-336659.8ai-dev aitable before v0.2.2 was discovered to contain a SQL injection vulnerability via the component /includes/ajax.php.CVE-2023-336669.8ai-dev aioptimizedcombinations before v0.1.3 was discovered to contain a SQL injection vulnerability via the component /includes/ajax.php.CVE-2023-336689.8DigiExam up to v14.0.2 lacks integrity checks for native modules, allowing attackers to access PII and takeover accounts on shared computersCVE-2023-336699.8Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the timeZone parameter in the sub_44db3c function.CVE-2023-336709.8Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the sub_4a79ec function.CVE-2023-336719.8Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the deviceId parameter in the saveParentControlInfo function.CVE-2023-336727.5Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the shareSpeed parameter in the fromSetWifiGusetBasic function.CVE-2023-336739.8Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the firewallEn parameter in the formSetFirewallCfg function.CVE-2023-336759.8Tenda AC8V4.0-V16.03.34.06 was discovered to contain a stack overflow via the time parameter in the get_parentControl_list_Info function.
CVE-2023-33660: High severity, CVSS 7.5 | Vulnix