CVE-2023-32787

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-32787
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.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf Patch Vendor Advisory
https://github.com/OPCFoundation/UA-Java-Legacy Product
https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0 Patch
https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf Patch Vendor Advisory
https://github.com/OPCFoundation/UA-Java-Legacy Product
https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0 Patch
Configurations

Configuration 1 (hide)

cpe:2.3:a:opcfoundation:ua_java_legacy:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:prosysopc:ua_historian:*:*:*:*:*:*:*:*
cpe:2.3:a:prosysopc:ua_modbus_server:*:*:*:*:*:*:*:*
cpe:2.3:a:prosysopc:ua_simulation_server:*:*:*:*:*:*:*:*
History

21 Nov 2024, 08:04

Type Values Removed Values Added
Summary
  • (es) El OPC UA Legacy Java Stack anterior a 6f176f2 permite a un atacante bloquear aplicaciones del servidor OPC UA mediante el consumo incontrolado de recursos para que ya no puedan servir aplicaciones cliente.
References () https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf - Patch, Vendor Advisory () https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf - Patch, Vendor Advisory
References () https://github.com/OPCFoundation/UA-Java-Legacy - Product () https://github.com/OPCFoundation/UA-Java-Legacy - Product
References () https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0 - Patch () https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0 - Patch

02 Apr 2024, 14:49

Type Values Removed Values Added
CPE cpe:2.3:a:prosysopc:ua_historian:*:*:*:*:*:*:*:*
cpe:2.3:a:prosysopc:ua_modbus_server:*:*:*:*:*:*:*:*
cpe:2.3:a:prosysopc:ua_simulation_server:*:*:*:*:*:*:*:*
First Time Prosysopc ua Historian
Prosysopc ua Modbus Server
Prosysopc
Prosysopc ua Simulation Server

24 May 2023, 20:41

Type Values Removed Values Added
CPE cpe:2.3:a:opcfoundation:ua_java_legacy:*:*:*:*:*:*:*:*
CWE CWE-400
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5
References (CONFIRM) https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf - (CONFIRM) https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-32787.pdf - Patch, Vendor Advisory
References (MISC) https://github.com/OPCFoundation/UA-Java-Legacy - (MISC) https://github.com/OPCFoundation/UA-Java-Legacy - Product
References (MISC) https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0 - (MISC) https://github.com/OPCFoundation/UA-Java-Legacy/commit/6f176f2b445a27c157f1a32f225accc9ce8873c0 - Patch

15 May 2023, 15:20

Type Values Removed Values Added
New CVE
Information

Published : 2023-05-15 15:15

Updated : 2024-11-21 08:04

NVD link : CVE-2023-32787

Mitre link : CVE-2023-32787

CVE.ORG link : CVE-2023-32787

JSON object : View

Products Affected

opcfoundation

  • ua_java_legacy

prosysopc

  • ua_modbus_server
  • ua_historian
  • ua_simulation_server
CWE
CWE-400

Uncontrolled Resource Consumption