Check Point Advisories

IBM Tivoli Storage Manager FastBack Server Opcode 4115 Buffer Overflow (CVE-2015-4931)

Check Point Reference: CPAI-2016-0131
Date Published: 23 Feb 2016
Severity: Critical
Last Updated: Tuesday 23 February, 2016
Source: IBM
Industry Reference:CVE-2015-4931
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? IBM Tivoli Storage Manager FastBack prior to 6.1.12.1
Vulnerability Description A buffer overflow vulnerability exists in IBM Tivoli Storage Manager FastBack Server. The vulnerability is due to insufficient boundary checking on parameters in opcode 4115 requests. A remote unauthenticated attacker could exploit this vulnerability by sending crafted requests to port 11460/TCP. Successful exploitation results in arbitrary code execution within the context of System.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

  1. In the IPS tab, click Protections and find the IBM Tivoli Storage Manager FastBack Server Opcode 4115 Buffer Overflow protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  IBM Tivoli Enforcement Violation.
Attack Information:  IBM Tivoli Storage Manager FastBack Server Opcode 4115 Buffer Overflow

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