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

Security Bulletin


Summary

IBM® Db2® 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 platforms are affected.

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.

Release Fixed in fix pack APAR Download URL
V9.7 TBD IT32744 Special Build for V9.7 FP11:

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

Note: Windows images updated 2020/08/18

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 TBD IT32741 Special Build for V11.1 FP5:

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

V11.5 TBD IT32716 Build for V11.5.4 GA:

https://www.ibm.com/support/pages/node/6241724

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Acknowledgement

The vulnerability was reported to IBM by Martin Rakhmanov

Change History

20 August 2020: Corrected bulletin to indicate only Windows platforms are affected
18 August 2020: Windows images for 9.7 refreshed
30 June 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

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Document Location

Worldwide

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Document Information

Modified date:
20 August 2020

UID

ibm16242356