Security Bulletin: IBM® Db2® is vulnerable to a Denial of Service on Windows (CVE-2020-4642)

Summary

IBM Db2 for Windows (includes Db2 Connect Server) could allow local attacker to cause a denial of service inside the “Db2 Management Service”.

Vulnerability Details

CVEID:CVE-2020-4642
**DESCRIPTION:**IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow local attacker to cause a denial of service inside the “DB2 Management Service”.
CVSS Base score: 6.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/185589 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

All fix pack levels of IBM Db2 V9.7, V10.1, V10.5, V11.1, and V11.5 on Windows are affected.

Linux and Unix are not vulnerable.

Remediation/Fixes

Customers running any vulnerable fixpack level of an affected Program 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: V9.7 FP11, V10.1 FP6, V10.5 FP11, V11.1 FP5, and V11.5.5. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.

Windows 32-bit, x86
Windows 64-bit, x86

V10.1| TBD| IT34316| Special Build for V10.1 FP6:

Windows 32-bit, x86
Windows 64-bit, x86

V10.5| TBD| IT34315| Special Build for V10.5 FP11:

Windows 32-bit, x86
Windows 64-bit, x86

V11.1| v11.1.4FP6| IT34314|

<https://www.ibm.com/support/pages/node/6427871&gt;

V11.5| TBD| IT34294| Special Build for V11.5.5:

Windows 32-bit, x86
Windows 64-bit, x86

Workarounds and Mitigations

None