Security Bulletin: Multiple vulnerabilities have been identified in DB2 that affect the IBM Performance Management product

Summary

DB2 contains several vulnerabilities which can affect the IBM Performance Management product. Some of the information about security vulnerabilities affecting DB2 has been published in security bulletins.

Vulnerability Details

CVEID:CVE-2020-4230
**DESCRIPTION:**IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.1 and 11.5 is vulnerable to an escalation of privilege when an authenticated local attacker with special permissions executes specially crafted Db2 commands. IBM X-Force ID: 175212.
CVSS Base score: 6.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/175212 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)

CVEID:CVE-2020-4135
**DESCRIPTION:**IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 could allow an unauthenticated user to send specially crafted packets to cause a denial of service from excessive memory usage.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/173806 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2020-4204
**DESCRIPTION:**IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with root privileges. IBM X-Force ID: 174960.
CVSS Base score: 8.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174960 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID:CVE-2020-4200
**DESCRIPTION:**IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 10.5, 11.1, and 11.5 could allow an authenticated attacker to send specially crafted commands to cause a denial of service. IBM X-Force ID: 174914.
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)

CVEID:CVE-2020-4161
**DESCRIPTION:**IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 11.5 could allow an authenticated attacker to cause a denial of service due to incorrect handling of certain commands. IBM X-Force ID: 174341.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174341 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

Remediation/Fixes

The vulnerabilities can be remediated by first applying the necessary fixes to your DB2 V10.5, or V11.1 server. The fixes can be accessed from the following security bulletins:

Security Bulletin: IBM® Db2® is vulnerable to privilege escalation (CVE-2020-4230)
Security Bulletin: IBM® Db2® is vulnerable to denial of service (CVE-2020-4135)
Security Bulletin: Multiple buffer overflow vulnerabilities exist in IBM® Db2® leading to privilege escalation (CVE-2020-4204)
Security Bulletin: IBM® Db2® is vulnerable to denial of service (CVE-2020-4200)
Security Bulletin: IBM® Db2® is vulnerable to denial of service (CVE-2020-4161)

To use your updated DB2 V10.5, or V11.1 server with your IBM Cloud Application Performance Management product, apply the 8.1.4.0-IBM-APM-SERVER-IF0004 or later server patch to the system where the Cloud APM server is installed. Interim fixes for the Cloud APM server version 8.1.4 are available to download from IBM Fix Central at this link:

https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=IBM%20Performance%20Management%20family&product=ibm/Tivoli/IBM+Application+Performance+Management+Advanced&release=8.1.4.0&platform=All&function=all

Workarounds and Mitigations

None