Description

In Hazelcast before 3.11, the cluster join procedure is vulnerable to remote code execution via Java deserialization. If an attacker can reach a listening Hazelcast instance with a crafted JoinRequest, and vulnerable classes exist in the classpath, the attacker can run arbitrary code.

References

https://access.redhat.com/errata/RHSA-2019:2413

https://github.com/hazelcast/hazelcast/issues/8024

https://github.com/hazelcast/hazelcast/pull/12230

Details

Risk Information

CVSS v2

CVSS v3