An exploitable information disclosure vulnerability exists in the Weave MessageLayer parsing of Openweave-core version 4.0.2 and Nest Cam IQ Indoor version 4620002. A specially crafted weave packet can cause an integer overflow to occur, resulting in PacketBuffer data reuse. An attacker can send a packet to trigger this vulnerability.

An exploitable command execution vulnerability exists in the ASN1 certificate writing functionality of Openweave-core version 4.0.2. A specially crafted weave certificate can trigger a heap-based buffer overflow, resulting in code execution. An attacker can craft a weave certificate to trigger this vulnerability.

An exploitable command execution vulnerability exists in the print-tlv command of Weave tool. A specially crafted weave TLV can trigger a stack-based buffer overflow, resulting in code execution. An attacker can trigger this vulnerability by convincing the user to open a specially crafted Weave command.