CVE-2023-2905

Cesanta Mongoose MQTT Message Parsing Heap Overflow

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.

Affected

Cesanta · Mongoose

CVSS v3.1 NVD

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

EPSS

1.01% chance of exploitation in the next 30 days, 62nd percentile

Published

2023-08-09

Updated

2024-10-10

Proof-of-concept exploits (1)

• https://takeonme.org/cves/CVE-2023-2905.html

Security advisories

• cesanta/mongoose/pull/2274

References

• CVE Record
• NVD entry