Security Bulletin: Security vulnerabilities have been identified in IBM DB2 shipped with IBM Maximo Asset Management

Summary

IBM DB2 is shipped as a component of IBM Maximo Asset Management. Information about security vulnerabilities affecting IBM DB2 have been published in security bulletins.

Vulnerability Details

CVEID: CVE-2018-1857 DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a user to bypass FGAC control and gain access to data they shouldn’t be able to see.
CVSS Base Score: 4.8
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/151155&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N)

CVEID:CVE-2018-1897
**DESCRIPTION:*IBM Db2 db2pdcfg is vulnerable to a stack based buffer overflow, caused by improper bounds checking which could allow an attacker to execute arbitrary code
CVSS Base Score: 8.4
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/152462&gt; 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)

CVEID: CVE-2018-1799 DESCRIPTION: IBM DB2 could allow a local unprivileged user to overwrite files on the system which could cause damage to the database.
CVSS Base Score: 6.2
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/149429&gt; 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:H/A:N)

CVEID: CVE-2018-1780 DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local db2 instance owner to obtain root access by exploiting a symbolic link attack to read/write/corrupt a file that they originally did not have permission to access.
CVSS Base Score: 7.8
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/148803&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

CVEID: CVE-2018-1781 DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local user to obtain root access by exploiting a symbolic link attack to read/write/corrupt a file that they originally did not have permission to access.
CVSS Base Score: 8.4
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/148804&gt; 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)

CVEID: CVE-2018-1834 DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) contains a vulnerability that could allow a local user to escalate their privileges to root through a symbolic link attack.
CVSS Base Score: 7.4
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/150511&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID: CVE-2018-1802 DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) binaries load shared libraries from an untrusted path potentially giving low privilege user full access to the DB2 instance account by loading a malicious shared library.
CVSS Base Score: 8.4
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/149640&gt; 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

This vulnerability affects the following versions of the IBM Maximo Asset Management core product, and all other IBM Maximo Industry Solution and IBM Control Desk products, regardless of their own version, if they are currently installed on top of an affected IBM Maximo Asset Management. *

Maximo Asset Management core product affected versions:
Maximo Asset Management 7.6

Industry Solutions products affected if using an affected core version:
Maximo for Aviation
Maximo for Life Sciences
Maximo for Nuclear Power
Maximo for Oil and Gas
Maximo for Transportation
Maximo for Utilities

IBM Control Desk products affected if using an affected core version:
SmartCloud Control Desk
IBM Control Desk
Tivoli Integration Composer

• To determine the core product version, log in and view System Information. The core product version is the “Tivoli’s process automation engine” version. Please consult the Product Coexistence Matrix for a list of supported product combinations.

Remediation/Fixes

Please consult the following security bulletins for vulnerability details and information about fixes:

• Security Bulletin: IBM® Db2®’s RCAC rules are not being enforced by CTAS sub-select statements (CVE-2018-1857)
• Security Bulletin: IBM® Db2® is vulnerable to a buffer overflow leading to privilege escalation (CVE-2018-1897)
• Security Bulletin: IBM® Db2® is affected by multiple privilege escalation vulnerabilities (CVE-2018-1799, CVE-2018-1780, CVE-2018-1781, CVE-2018-1834)
• Security Bulletin: IBM® Db2® is vulnerable to privilege escalation via loading libraries from an untrusted path (CVE-2018-1802)