Attackers can exploit vulnerability in Juju hook tool to gain access to restrictive actions

CVE-2024-8037

Summary

A local authorization bypass vulnerability exists in the Juju hook tool due to improper handling of UNIX domain sockets. This flaw allows any user on the local system with access to the default network namespace to connect to the agent socket located at @/var/lib/juju/agents/unit-xxxx-yyyy/agent.socket. By leveraging this vulnerability in conjunction with a specific JUJU_CONTEXT_ID, the attacker can perform actions typically restricted to Juju charms, potentially compromising the security of the affected Juju deployments.

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