High severity7.5NVD Advisory· Published May 15, 2023· Updated Jun 17, 2026

CVE-2023-32787

Description

The OPC UA Legacy Java Stack before 6f176f2 enables an attacker to block OPC UA server applications via uncontrolled resource consumption so that they can no longer serve client applications.

Affected products

Eclipse Foundation/OPC UA Legacy Java Stackdescription
Opcfoundation/OPC UA Legacy Java Stackllm-create
Range: <6f176f2b445a27c157f1a32f225accc9ce8873c0

Patches

Vulnerability mechanics

References

files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdfnvdPatchVendor Advisory
github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0nvdPatch

News mentions

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cvss	0.488
epss	0.001
exploit	0.000
kev	0.000
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ransomware	0.000