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Security Bulletin: IBM Sterling Connect:Direct FTP+ for Windows installers are vulnerable to attack (CVE-2016-4560)

Security Bulletin


IBM Sterling Connect:Direct FTP+ for Windows installers are vulnerable to attack under certain conditions.

Vulnerability Details

CVEID: CVE-2016-4560
Flexera InstallAnywhere could allow a remote attacker to execute arbitrary code on the system. The application does not directly specify the fully qualified path to a dynamic-linked library when running on Microsoft Windows. By persuading a victim to open a specially-crafted file from a WebDAV or SMB share using a vulnerable application, a remote attacker could exploit this vulnerability via a specially-crafted library to execute arbitrary code on the system.
CVSS Base Score: 7.8
CVSS Temporal Score: See 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)

Affected Products and Versions

IBM Sterling Connect:Direct FTP+ 1.3.0
IBM Sterling Connect:Direct FTP+ 1.2.0
IBM Sterling Connect:Direct FTP+ 1.1.0



1.3.0IT15845Apply 1.3.0.iFix004, available on Fix Central
1.2.0IT15845Apply 1.2.0.iFix007, available on Fix Central
1.1.0IT15845Apply 1.1.15 Fix 11, available on IWM

Workarounds and Mitigations

When running any IBM Sterling Connect:Direct FTP+ for Windows installation or upgrade program, ensure that the directory from which the installation is run and all other directories listed in the PATH environment variable do not contain untrusted versions of any executable files.

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Important Note

IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.



Change History

01 July 2016: 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.


Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

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Document Information

Modified date:
24 July 2020