CVE-2023-26021: Input Validation
First published: Fri Apr 28 2023(Updated: )
IBM Db2 for Linux, UNIX and Windows (includes Db2 Connect Server) 11.1 and 11.5 is vulnerable to a denial of service as the server may crash when compiling a specially crafted SQL query using a LIMIT clause. IBM X-Force ID: 247864.
Credit: psirt@us.ibm.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ibm Db2 | >=11.1<11.1.4 | |
| Ibm Db2 | >=11.5<11.5.8 | |
| 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 | ||
| IBM Cloud Pak for Business Automation | <=V22.0.2 - V22.0.2-IF004 | |
| IBM Cloud Pak for Business Automation | <=V21.0.3 - V21.0.3-IF020 | |
| IBM Cloud Pak for Business Automation | <=V22.0.1 - V22.0.1-IF006 and later fixesV21.0.2 - V21.0.2-IF012 and later fixesV21.0.1 - V21.0.1-IF007 and later fixesV20.0.1 - V20.0.3 and later fixesV19.0.1 - V19.0.3 and later fixesV18.0.0 - V18.0.2 and later fixes |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID of this issue?
The vulnerability ID is CVE-2023-26021.
What is the severity of CVE-2023-26021?
The severity of CVE-2023-26021 is high, with a severity value of 7.5.
Which software versions are affected by CVE-2023-26021?
IBM Db2 for Linux, UNIX, and Windows (includes Db2 Connect Server) versions 11.1 and 11.5 are affected.
How can the vulnerability be exploited?
The vulnerability can be exploited by compiling a specially crafted SQL query using a LIMIT clause, which may cause the server to crash.
Where can I find more information about CVE-2023-26021?
You can find more information about CVE-2023-26021 at the following references: [Link 1](https://exchange.xforce.ibmcloud.com/vulnerabilities/247864), [Link 2](https://security.netapp.com/advisory/ntap-20230511-0010/), [Link 3](https://www.ibm.com/support/pages/node/6985681).
- collector/nvd-index
- agent/type
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/weakness
- agent/severity
- agent/author
- agent/remedy
- agent/references
- agent/description
- agent/tags
- agent/event
- collector/ibm-support
- source/IBM
- agent/software-canonical-lookup
- vendor/ibm
- canonical/ibm db2
- version/ibm db2/11.1
- version/ibm db2/11.5
- version/ibm db2/11.1.4
- version/ibm db2/11.1.4-fp1
- version/ibm db2/11.1.4-fp2
- version/ibm db2/11.1.4-fp3
- version/ibm db2/11.1.4-fp4
- version/ibm db2/11.1.4-fp5
- version/ibm db2/11.1.4-fp6
- vendor/linux
- canonical/linux linux kernel
- vendor/microsoft
- canonical/microsoft windows
- canonical/ibm cloud pak for business automation
- version/ibm cloud pak for business automation/v22.0.2 - v22.0.2-if004
- version/ibm cloud pak for business automation/v21.0.3 - v21.0.3-if020
- version/ibm cloud pak for business automation/v22.0.1 - v22.0.1-if006 and later fixesv21.0.2 - v21.0.2-if012 and later fixesv21.0.1 - v21.0.1-if007 and later fixesv20.0.1 - v20.0.3 and later fixesv19.0.1 - v19.0.3 and later fixesv18.0.0 - v18.0.2 and later fixes