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Medium 5.3
Meshtastic firmware allows forged DMs with no PKC to show up as encrypted
Meshtastic is an open source mesh networking solution. The Meshtastic firmware (starting from version 2.5) introduces asymmetric encryption (PKI) for direct messages, but when the `pki_encrypted` flag is missing, the firmware silently falls back to legacy AES…
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Medium 4.1
Meshtastic allows Command Injection in GitHub Action
Meshtastic is an open source mesh networking solution. The main_matrix.yml GitHub Action is triggered by the pull_request_target event, which has extensive permissions, and can be initiated by an attacker who forked the repository and created a pull request. …
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Medium 4.3
Meshtastic crashes via an unimplemented routing module reply
Meshtastic is an open source mesh networking solution. From 1.2.1 until 2.6.2, a packet sent to the routing module that contains want_response==true causes a crash. This can lead to a degradation of service for nodes within range of a malicious sender, or via…
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Medium 5.3
Forged packets over MQTT can show up in direct messages in Meshtastic firmware
Meshtastic is an open source mesh networking solution. In affected firmware versions crafted packets over MQTT are able to appear as a DM in client to a node even though they were not decoded with PKC. This issue has been addressed in version 2.5.19 and all u…
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Medium 5.3
Failure to check for packets from the broadcast address allows potential DDoS amplification attack in Meshtastic firmware
Meshtastic firmware is a device firmware for the Meshtastic project. The Meshtastic firmware does not check for packets claiming to be from the special broadcast address (0xFFFFFFFF) which could result in unexpected behavior and potential for DDoS attacks on …
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Medium 6.4
Unauthorized usage of remote hardware module because of missing channel verification
Meshtastic is an open source, off-grid, decentralized, mesh network built to run on affordable, low-power devices. Meshtastic firmware is an open source firmware implementation for the broader project. The remote hardware module of the firmware does not have …