CVE-2023-2905

Publication date 9 August 2023

Last updated 7 August 2026


Ubuntu priority

Cvss 3 Severity Score

8.8 · High

Score breakdown

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.

Status

Package Ubuntu Release Status
swupdate 26.04 LTS resolute
Not affected
24.04 LTS noble
Needs evaluation
22.04 LTS jammy
Needs evaluation

Severity score breakdown

CVSS version: CVSS v3.0

Base score 8.8 · High

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


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