mosquitto

An MQTT broker. tldr-pages

GTFOBins file-read 1 documented command

How mosquitto is abused

documented by GTFOBins

file-read

-c

Each abuse is GTFOBins's category and the options and words it uses; the full write-up is on GTFOBins's page for mosquitto.

1 documented command

from GTFOBins, each read by the identifier

file-read unprivileged, with sudo, as SUID

The file is actually parsed and the first wrong line (ending with a newline or a null character) is returned in an error message.

mosquitto -c /path/to/input-file

Identify

The command the identifier reads trips no Sigma process-creation rule. This command is, with GTFOBins’ notes, from GTFOBins, at commit acd524623f9c of 2026-05-27, under the GPL-3.0, with no warranty. Changed: Markdown is shown formatted. The source is in lolbas-gtfobins-commands.json.gz, and the full entry is on GTFOBins’s page for mosquitto. The identifier reads the line that runs mosquitto.

Everyday use

from tldr-pages, CC BY 4.0

Start Mosquitto

mosquittoIdentify

Specify a configuration file to use

mosquitto --config-file path/to/file.confIdentify

Listen on a specific port

mosquitto --port 8883Identify

None of the 3 examples the identifier reads matches GTFOBins abuse or trips a Sigma process-creation rule.

mosquitto

How mosquitto is abused

1 documented command

Everyday use

Other programs abused for file-read