CVE-2023-33265
highpriority · track · 35OT risk · elevatedEPSS 0.007 · 52 %ileDEEURUUSEPSS · scored 2026-10-25
In Hazelcast through 5.0.4, 5.1 through 5.1.6, and 5.2 through 5.2.3, executor services don't check client permissions properly, allowing authenticated users to execute tasks on members without the required permissions granted.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (20)
Products and version ranges known to be affected.
- Maven com.hazelcast:hazelcast-enterprise5.1.0 → 5.1.7osvUSpkg:maven/com.hazelcast/hazelcast-enterprise
- Maven com.hazelcast:hazelcast-enterprise5.2.0 → 5.2.4osvUSpkg:maven/com.hazelcast/hazelcast-enterprise
advisories (2)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2023-1785Hazelcast IMDG: Schwachstelle Umgehen von SicherheitsvorkehrungenDeutsch2023-07-18csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle in Hazelcast IMDG ausnutzen, um Sicherheitsmaßnahmen zu umgehen.
- GHSA-c5vj-wp4v-mmvxHazelcast Executor Services don't check client permissions properly2023-07-19ghsa · osvUS
### Impact In Hazelcast Platform, 5.0 through 5.0.4, 5.1 through 5.1.6, and 5.2 through 5.2.3, and Hazelcast IMDG (all versions up to 4.2.z), Executor Services don't check client permissions properly, allowing authenticated users to execute tasks on members without the required permissions granted. ### Patches Fix versions: 5.3.0, 5.2.4, 5.1.7, 5.0.5 ### Workarounds Users are only affected when they already use executor services (i.e., an instance exists as a distributed data structure).
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-33265/cnnvd
- https://github.com/hazelcast/hazelcastcnnvd
- https://support.hazelcast.com/s/article/Security-Advisory-for-CVE-2023-33265cnnvd
- https://github.com/hazelcast/hazelcastenisa_euvd
- https://support.hazelcast.com/s/article/Security-Advisory-for-CVE-2023-33265enisa_euvd
- https://github.com/hazelcast/hazelcastProductnvd
- https://support.hazelcast.com/s/article/Security-Advisory-for-CVE-2023-33265Vendor Advisorynvd
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