Security Bulletin
Summary
Db2 is vulnerable to a denial of service. Authenticated users using a JDBC client may send specially crafted commands to cause Db2 to terminate abnormally.
Vulnerability Details
CVEID: CVE-2020-4200
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow an authenticated attacker to send specially crafted commands to cause a denial of service.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174914 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
All fix pack levels of IBM Db2 V10.5, V11.1, and V11.5 editions on all platforms are affected.
Remediation/Fixes
Customers running any vulnerable fixpack level of an affected Program, V10.5, V11.1, V11.5 can download the special build containing the interim fix for this issue from Fix Central. These special builds are available based on the most recent fixpack level for each impacted release: V10.5 FP10, V11.1 FP5 V11.5 GA. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.
| Release | Fixed in fix pack | APAR | Download URL |
| V10.5 | TBD | IT31516 | Special Build for V10.5 FP10:
AIX 64-bit |
| V11.1 |
v11.1.4FP6 | IT30039 |
Build for v11.1.4FP6 https://www.ibm.com/support/pages/node/6427871 |
| V11.5 | TBD | IT31515 | Special Build for V11.5 GA:
AIX 64-bit |
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Acknowledgement
Change History
10 March 2021: Replaced Special Build urls with the 11.1.4FP6 url
18 Feb 2020: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
More support for:
Db2 for Linux, UNIX and Windows
Software version:
10.5, 11.1, 11.5
Operating system(s):
AIX, Linux, Windows
Document number:
2875251
Modified date:
10 March 2021
UID
ibm12875251