Authentication Bypass

github.com/nats-io/nats-server is vulnerable to Authentication bypass. The vulnerability is due to a failure to enforce negative user permissions in one scenario. Attackers can exploit this by using a queue subscription on the wildcard to access denied subjects...

NATS Server and Streaming Server fails to enforce negative user permissions, may allow denied subjects

NATS.io NATS Server before 2.8.2 and Streaming Server before 0.24.6 could allow a remote attacker to bypass security restrictions, caused by the failure to enforce negative user permissions in one scenario. By using a queue subscription on the wildcard, an attacker could exploit this vulnerabilit...