CVE-2023-2905

Cesanta Mongoose MQTT Message Parsing Heap Overflow

Published Aug 9, 2023 CVSS 3.1 · 8.8 High EPSS 1.0% KEV · Not listed
Description
Due to a failure in validating the length of a provided MQTT_CMD_PUBLISH parsed message with a variable length header, Cesanta Mongoose, an embeddable web server, version 7.10 is susceptible to a heap-based buffer overflow vulnerability in the default configuration. Version 7.9 and prior does not appear to be vulnerable. This issue is resolved in version 7.11.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-34351 Due to a failure in validating the length of a provided MQTT_CMD_PUBLISH parsed message with a variable length header, Cesanta Mongoose, an embeddable web server, version 7.10 is susceptible to a heap-based buffer overflow vulnerability in the default configuration. Version 7.9 and prior does not appear to be vulnerable. This issue is resolved in version 7.11.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AHA
Published
Updated
Oct 10, 2024, 2:56 PM
Reserved
May 26, 2023, 12:46 AM
Status
Modified
Published
Aug 9, 2023, 5:15 AM
Modified
Jun 17, 2026, 5:53 AM
Severity
Important
Public date
Aug 9, 2023, 12:00 AM