CVE-2023-30987: IBM Db2 denial of service

Published Oct 16, 2023
·
Updated

IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1, and 11.5 is vulnerable to denial of service with a specially crafted query on certain databases. IBM X-Force ID: 253440.

Affected Software

47 affected components
IBM IBM® Db2®<=10.5.0.x
IBM IBM® Db2®<=11.1.4.x
IBM IBM® Db2®<=11.5.x
All of the following
Any of the following
IBM DB2>=11.5<11.5.8
IBM DB2=10.5
IBM DB2=10.5-fp1
IBM DB2=10.5-fp2
IBM DB2=10.5-fp3
IBM DB2=10.5-fp3a
IBM DB2=10.5-fp4
IBM DB2=10.5-fp5
IBM DB2=10.5-fp6
IBM DB2=10.5-fp7
IBM DB2=10.5-fp8
IBM DB2=10.5-fp9
IBM DB2=11.1.4
IBM DB2=11.1.4-fp1
IBM DB2=11.1.4-fp2
IBM DB2=11.1.4-fp3
IBM DB2=11.1.4-fp4
IBM DB2=11.1.4-fp5
IBM DB2=11.1.4-fp6
Any of the following
Linux Linux kernel
Microsoft Windows
Opengroup Unix
IBM DB2>=11.5<11.5.8
IBM DB2=10.5
IBM DB2=10.5-fp1
IBM DB2=10.5-fp2
IBM DB2=10.5-fp3
IBM DB2=10.5-fp3a
IBM DB2=10.5-fp4
IBM DB2=10.5-fp5
IBM DB2=10.5-fp6
IBM DB2=10.5-fp7
IBM DB2=10.5-fp8
IBM DB2=10.5-fp9
IBM DB2=11.1.4
IBM DB2=11.1.4-fp1
IBM DB2=11.1.4-fp2
IBM DB2=11.1.4-fp3
IBM DB2=11.1.4-fp4
IBM DB2=11.1.4-fp5
IBM DB2=11.1.4-fp6
Linux Linux kernel
Microsoft Windows
Opengroup Unix

Event History

Oct 16, 2023
CVE Published
08:48 PM
Data Sourced
08:48 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2023-30987?

CVE-2023-30987 is a vulnerability in IBM Db2 for Linux, UNIX and Windows that allows for denial of service attacks through a specially crafted query.

2

Which versions of IBM Db2 for Linux, UNIX and Windows are affected by CVE-2023-30987?

IBM Db2 for Linux, UNIX and Windows versions 10.5, 11.1, and 11.5 are affected by CVE-2023-30987.

3

What is the severity of CVE-2023-30987?

The severity of CVE-2023-30987 is medium with a score of 5.3.

4

How does CVE-2023-30987 allow for denial of service attacks?

CVE-2023-30987 allows for denial of service attacks by exploiting a vulnerability with a specially crafted query on certain databases.

5

Is there a fix available for CVE-2023-30987?

Yes, IBM has released a fix for CVE-2023-30987. Please refer to the IBM website or contact their support for more information.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203