Resource exhaustion in IBM DB2 LUW - CVE-2023-30443

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Main Vulnerability Database Vulnerabilities #VU86346

Resource exhaustion in IBM DB2 LUW - CVE-2023-30443

Published: February 12, 2024


Vulnerability identifier: #VU86346
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-30443
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote user can send a specially crafted query on certain tables to trigger resource exhaustion and perform a denial of service (DoS) attack.


Affected software

IBM DB2 LUW
IBM Security Guardium Key Lifecycle Manager (GKLM)
IBM Intelligent Operations Center
IBM Operations Analytics Predictive Insights
WebSphere Remote Server
IBM Security Verify Governance
IBM Cloud Application Performance Management (APM)
IBM License Metric Tool
IBM OpenPages with Watson
dashDB Local
DB2 on Cloud Pak for Data
DB2 Warehouse on Cloud Pak for Data
Db2 Big SQL
Storage Protect Server
IBM Cloud Pak System

How to mitigate CVE-2023-30443

Install updates from vendor's website.

IBM DB2 LUW - addressed in versions 10.5 FP11, 11.1.4 FP7, 11.5.7, 11.5.8
dashDB Local - update to 11.5.9.0
IBM Cloud Pak System - update to 2.3.3.7 iFix 01
DB2 on Cloud Pak for Data - update to 4.7.3
DB2 Warehouse on Cloud Pak for Data - update to 4.7.3
Db2 Big SQL - update to 7.5.3
IBM Cloud Application Performance Management (APM) - update to 8.1.4.0.4
Storage Protect Server - update to 8.1.20

External References

Related Security Bulletins