ESB-2018.1565 - [Win] IBM DB2: Execute arbitrary code/commands - Existing account 2018-05-23

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.1565
         Security Bulletin: IBM(R) Db2(R) is vulnerable to buffer
                         overflow (CVE-2018-1459).
                                23 May 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM DB2
Publisher:         IBM
Operating System:  Windows
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1459  

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22016142

- --------------------------BEGIN INCLUDED TEXT--------------------

Security Bulletin: IBM(R) Db2(R) is vulnerable to buffer overflow (CVE-2018-1459).

Document information

More support for: DB2 for Linux, UNIX and Windows

Software version: 9.7, 10.1, 10.5, 11.1

Operating system(s): Windows

Software edition: Advanced Enterprise Server, Advanced Workgroup Server,
Enterprise Server, Express, Express-C, Personal, Workgroup Server

Reference #: 2016142

Modified date: 22 May 2018

Summary

Db2 is vulnerable to a stack-based buffer overflow, caused by improper bounds
checking, which could lead an attacker to execute arbitrary code.

Vulnerability Details

CVEID: CVE-2018-1459
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server)
is vulnerable to stack based buffer overflow, caused by improper bounds
checking which could lead an attacker to execute arbitrary code.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
140210 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

All fix pack levels of IBM Db2 V9.7, V10.1, V10.5, and V11.1 editions on
Windows platform are affected. Unix-type platforms are not affected.

Remediation/Fixes

The recommended solution is to apply the appropriate fix for this
vulnerability.
FIX:
The fix for DB2 V11.1 is in V11.1.3.3 iFix001, available for download from Fix
Central.

Customers running any vulnerable fixpack level of an affected Program, V9.7,
V10.1, and V10.5, 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: DB2 V9.7 FP11, V10.1
FP6, and V10.5 FP9. They can be applied to any affected fixpack level of the
appropriate release to remediate this vulnerability.


+---------------+----------+----------+--------------------------------------------------------------------+
|Release        |Fixed in  |APAR      |Download URL                                                        |
|               |fix pack  |          |                                                                    |
+---------------+----------+----------+--------------------------------------------------------------------+
|V9.7           |TBD       |IT24466   |Special Build for V9.7 FP11:                                        |
|               |          |          |                                                                    |
|               |          |          |    Windows 32-bit, x86                                             |
|               |          |          |    Windows 64-bit, x86                                             |
+---------------+----------+----------+--------------------------------------------------------------------+
|V10.1          |TBD       |IT24465   |Special Build for V10.1 FP6:                                        |
|               |          |          |                                                                    |
|               |          |          |    Windows 32-bit, x86                                             |
|               |          |          |    Windows 64-bit, x86                                             |
+---------------+----------+----------+--------------------------------------------------------------------+
|V10.5          |TBD       |IT24464   |Special Build for V10.5 FP9:                                        |
|               |          |          |                                                                    |
|               |          |          |    Windows 32-bit, x86                                             |
|               |          |          |    Windows 64-bit, x86                                             |
+---------------+----------+----------+--------------------------------------------------------------------+
|V11.1.3.3      |iFix001   |IT24311   |http://www-01.ibm.com/support/docview.wssuid=swg24044872           |
+---------------+----------+----------+--------------------------------------------------------------------+

Note: The fix for the remaining platforms will be made available shortly.

Workarounds and Mitigations

None.

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support
alerts like this.

Important note

IBM strongly suggests that all System z customers be subscribed to the System
z Security Portal to receive the latest critical System z security and
integrity service. If you are not subscribed, see the instructions on the
System z Security web site. Security and integrity APARs and associated fixes
will be posted to this portal. IBM suggests reviewing the CVSS scores and
applying all security or integrity fixes as soon as possible to minimize any
potential risk.

References

Complete CVSS v3 Guide
On-line Calculator v3

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

The vulnerability was reported to IBM by Quentin Rhoads-Herrera.

Change History

May 22, 2018: Original Version Published.

*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.

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