CVE-2023-45859

HIGH

Hazelcast <5.3.2 - Privilege Escalation

Title source: llm

Description

In Hazelcast through 4.1.10, 4.2 through 4.2.8, 5.0 through 5.0.5, 5.1 through 5.1.7, 5.2 through 5.2.4, and 5.3 through 5.3.2, some client operations don't check permissions properly, allowing authenticated users to access data stored in the cluster.

References (2)

[Patch] https://github.com/hazelcast/hazelcast/pull/25509

[Vendor Advisory] https://github.com/hazelcast/hazelcast/security/advisories/GHSA-xh6m-7cr7-xx66

Scores

CVSS v3 7.6

EPSS 0.0017

EPSS Percentile 37.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-922

Status published

Products (3)

com.hazelcast/hazelcast 0Maven

com.hazelcast/hazelcast-all 0Maven

hazelcast/hazelcast < 4.1.10

Published Feb 28, 2024

Tracked Since Feb 18, 2026