Home/CVE/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
CVE

CVE-2023-45859

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

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.

HIGH · CVSS 7.6 EPSS 0.0017
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-922Insecure Storage of Sensitive Information
▤

Affected Products & Versions

6
hazelcast<= 4.1.10
hazelcast>= 4.2.0 and <= 4.2.8
hazelcast>= 5.0.0 and <= 5.0.5
hazelcast>= 5.1.0 and <= 5.1.7
hazelcast>= 5.2.0 and < 5.2.5
hazelcast>= 5.3.0 and < 5.3.5
▤

Affected Packages

2
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven com.hazelcast:hazelcast HIGH
Maven com.hazelcast:hazelcast-all HIGH
▣

Scoring & Timeline

7.6
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Feb 2024 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/hazelcast/hazelcast/pull/25509Patch
https://github.com/hazelcast/hazelcast/security/advisories/GHSA-xh6m-7cr7-xx66Vendor Advisory
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