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Category:   Application (Database)  >   IBM DB2 Vendors:   IBM
IBM DB2 Buffer Overflow in db2convert Lets Local Users Execute Arbitrary Code
SecurityTracker Alert ID:  1040969
SecurityTracker URL:  http://securitytracker.com/id/1040969
CVE Reference:   CVE-2018-1515   (Links to External Site)
Date:  May 23 2018
Impact:   Execution of arbitrary code via local system, User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 10.5, 11.1
Description:   A vulnerability was reported in IBM DB2. A local user can obtain elevated privileges on the target system.

A local user can trigger a buffer overflow in db2convert to execute arbitrary code on the target system.

Systems that have a privileged script that call db2convert may allow code execution with the privileges of the DB2 process.

[Editor's note: The vendor notes that these tools are not installed with set user id (setuid) privileges by default and do not allow privilege escalation when called directly.]

Impact:   A local user can obtain elevated privileges on the target system.
Solution:   IBM has issued a fix (APAR IT24642, IT24645).

The IBM advisory is available at:

http://www.ibm.com/support/docview.wss?uid=swg22016140

Vendor URL:  www.ibm.com/support/docview.wss?uid=swg22016140 (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (AIX), UNIX (HP/UX), UNIX (Solaris - SunOS), Windows (Any)

Message History:   None.


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