CVE-2023-43632 (edge_virtualization_engine)

As noted in the “VTPM.md� file in the eve documentation, “VTPM is a server listening on port
8877 in EVE, exposing limited functionality of the TPM to the clients.
VTPM allows clients to
execute tpm2-tools binaries from a list of hardcoded options�
The communication with this server is done using protobuf, and the data is comprised of 2
parts:

1. Header

2. Data

When a connection is made, the server is waiting for 4 bytes of data, which will be …

clients communication cve data documentation eve exposing file hardcoded list listening port server tools tpm