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Security Bulletin: Buffer overflow in IBM® Db2® tool db2licm (CVE-2018-1488).

Security Bulletin


Summary

The Db2 tool db2licm is vulnerable to buffer overflow.

Vulnerability Details

CVEID: CVE-2018-1488
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) is vulnerable to a buffer overflow, which could allow an authenticated local attacker to execute arbitrary code on the system as root.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/140973 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 V10.5 and V11.1 editions on all platforms are 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, 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: V10.5 FP9. They can be applied to any affected fixpack level of the appropriate release to remediate this vulnerability.
 


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

Workarounds and Mitigations

None.

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Reference

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 Rich Mirch.

Change History

May 22, 2018: Original Verson Published.
July 11, 2018: Updated 10.5 version with a link to 10.5 FP10 image.

*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 information

More support for: DB2 for Linux, UNIX and Windows

Component: --

Software version: 10.5, 11.1

Operating system(s): AIX, HP-UX, Linux, Solaris, Windows

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

Reference #: 2016141

Modified date: 11 July 2018