A stack buffer overflow issue has been identified in the Forms Viewer that could allow remote code execution to occur.
A XFDL form can be created in such a way that could cause a stack buffer overflow to occur in the IBM Forms Viewer that could allow remote code execution to occur if the form is loaded.
CVSS Base Score: 6.8
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/87911 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P)
AFFECTED PRODUCTS AND VERSIONS:
- IBM Forms Viewer 4.0
- IBM Forms Viewer 8.0
- IBM Forms Viewer 8.0.1
|IBM Forms Viewer||4.0.0.*||LO78184||Install IBM Forms Viewer 220.127.116.11 from Fix Central|
|IBM Forms Viewer||8.0.0.*||LO78184||Install IBM Forms Viewer 18.104.22.168 from Fix Central|
|IBM Forms Viewer||22.214.171.124||LO78184||Install IBM Forms Viewer 126.96.36.199 from Fix Central|
To expose this issue, the user will have to be directed to open this specifically crafted form
The vulnerability was reported to IBM by Andrea Micalizzi (aka rgod)
December 5, 2013 Original Copy 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 Flash.
Note: 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.