IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) is vulnerable to a buffer overflow that could allow a local user to overwrite DB2 files or cause a denial of service.
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) is vulnerable to a buffer overflow that could allow a local user to overwrite DB2 files or cause a denial of service.
CVSS Base Score: 5.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/120668 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L)
Affected Products and Versions
All fix pack levels of IBM DB2 V9.7, V10.1, V10.5 and V11.1 editions listed below and running on AIX, Linux, Solaris and HP are affected. DB2 on Windows is not affected.
IBM® DB2® Express Edition
IBM® DB2® Workgroup Server Edition
IBM® DB2® Enterprise Server Edition
IBM® DB2® Advanced Enterprise Server Edition
IBM® DB2® Advanced Workgroup Server Edition
IBM® DB2® Connect™ Application Server Edition
IBM® DB2® Connect™ Enterprise Edition
IBM® DB2® Connect™ Unlimited Edition for System i®
IBM® DB2® Connect™ Unlimited Edition for System z®
The IBM data server client and driver types are affected as well and they are as follows:
IBM Data Server Driver Package
IBM Data Server Driver for ODBC and CLI
IBM Data Server Runtime Client
IBM Data Server Client
The recommended solution is to apply the appropriate fix for this vulnerability.
The fix for DB2 V11.1.1 is in V11.1.2 FP2, 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 FP8. 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||IT20567||Special Build for V9.7 FP11:|
|V10.1||TBD||IT20568||Special Build for V10.1 FP6:|
Workarounds and Mitigations
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The vulnerability was reported to IBM by Tim Brown at Portcullis Computer Security
June 22, 2017 - Original Version Published.
July 6, 2017: Added Windows 32-bit URL.
October 11, 2017: Updated V10.5 download URL.
*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.
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.
16 June 2018