CVE-2022-36437 Hazelcast connection caching

What is CVE-2022-36437?

CVE-2022-36437 is a critical authentication bypass vulnerability in n/a, published on 29 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Connection handler in Hazelcast and Hazelcast Jet allows a remote unauthenticated attacker to access and manipulate data in the cluster with the identity of another already authenticated connection. The affected Hazelcast versions are through 4.0.6, 4.1.9, 4.2.5, 5.0.3, and 5.1.2. The affected Hazelcast Jet versions are through 4.5.3.

Weakness: CWE-384

Which versions are affected by CVE-2022-36437?

28 open source packages ship an affected version, including com.hazelcast:hazelcast, com.hazelcast.jet:hazelcast-jet and com.hazelcast.jet:hazelcast-jet-enterprise. It affects 2 products.

Products include Hazelcast Hazelcast, Hazelcast Hazelcast-Jet.

How do I fix CVE-2022-36437?

Upgrade com.hazelcast:hazelcast to a fixed version for your release line: 3.12.13, 4.1.10, 4.2.6 or 5.0.4.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2022-36437 being exploited?

There is no known exploitation of CVE-2022-36437 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2020-26168 Auth bypass in n/a Critical 9.8
• CVE-2023-33265 Hazelcast Executor Services don't check client permissions properly High 8.8
• CVE-2016-10750 Deserialization of Untrusted Data in Hazelcast High 8.1
• CVE-2023-45859 Missing permission checks on Hazelcast client protocol High 7.6
• CVE-2022-0265 Improper Restriction of XML External Entity Reference in hazelcast/hazelcast High 7.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-c5hg-mr8r-f6jp.