Security Bulletin: IBM® Db2® on Windows is vulnerable to an information disclosure and denial of service (CVE-2020-4414)

Summary

IBM® Db2® on Windows could allow a local attacker to perform unauthorized actions on the system, caused by improper usage of shared memory. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain sensitive information or cause a denial of service.

Vulnerability Details

CVEID:CVE-2020-4414
**DESCRIPTION:**IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local attacker to perform unauthorized actions on the system, caused by improper usage of shared memory. By sending a specially-crafted request, an attacker could exploit this vulnerability to obtain sensitive information or cause a denial of service.
CVSS Base score: 5.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/179989 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L)

Affected Products and Versions

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

Linux and Unix are not impacted.

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, 11.1 FP5, and V11.5 GA. 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| IT32743| Special Build for V10.1 FP6:

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

V10.5| TBD| IT32742| Special Build for V10.5 FP11:

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

V11.1|

v11.1.4FP6

| IT32741|

Build for v11.1.4FP6

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

V11.5| v11.5.4
| IT32716| Build for V11.5.4 GA:

<https://www.ibm.com/support/pages/node/6241724&gt;

Workarounds and Mitigations

None