IBM Support

Security Bulletin: Multiple Db2 vulnerabilities affect the IBM Spectrum Protect Server (CVE-2018-1685, CVE-2018-1710, CVE-2018-1711, CVE-2018-1780, CVE-2018-1781, CVE-2018-1799, CVE-2018-1802, CVE-2018-1834, CVE-2018-1857, CVE-2018-1897)

Security Bulletin


Summary

The IBM Spectrum Protect Server is affected by multiple IBM Db2 vulnerabilities. These Db2 vulnerabilities could allow a local user to gain elevated privileges, read any file on the system, or execute arbitrary code on the system.

Vulnerability Details

CVEID: CVE-2018-1685
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) contains a vulnerability in db2cacpy that could allow a local user to read any file on the system.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/145502 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:N/A:N)

CVEID: CVE-2018-1710
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) tool db2licm is affected by buffer overflow vulnerability that can potentially result in arbitrary code execution.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146364 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-2018-1711
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local user to to gain privileges due to allowing modification of columns of existing tasks.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/146369 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-2018-1780
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 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 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 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-2018-1802
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 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 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-2018-1857
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 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
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

These vulnerabilities affect the IBM Spectrum Protect Server 8.1.0.0 through 8.1.6.100.
     

Remediation/Fixes

IBM Spectrum Protect
Server Release
First Fixing
VRM Level
Platform Link to Fix
            8.1     8.1.7 AIX
Linux
Windows
ftp://public.dhe.ibm.com/storage/tivoli-storage-management/maintenance/server/v8r1/
 
         

Workarounds and Mitigations

None.
  

Get Notified about Future Security Bulletins

Reference

Complete CVSS v3 Guide
On-line Calculator v3

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

25 February 2019 - 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.

Document information

More support for: IBM Spectrum Protect

Component: Server

Software version: 8.1

Operating system(s): AIX, Linux, Windows

Reference #: 0793907

Modified date: 25 February 2019