Security Bulletin: IBM Tivoli Storage Manager FastBack Stack-Based Buffer Overflow Elevation of Privilege Vulnerability (CVE-2015-1896)

Summary

The IBM Tivoli Storage Manager FastBack mount process is vulnerable to a stack-based buffer overflow. A local or network attacker could overflow a buffer and execute arbitrary code on the system with root privileges or cause the server to crash.

Vulnerability Details

CVEID: CVE-2015-1896**
DESCRIPTION:** IBM Tivoli Storage Manager is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by FastBackMount process. An attacker could overflow a buffer and execute arbitrary code on the system with SYSTEM privileges or cause the server to crash.
CVSS Base Score: 10
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/101544&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:C/I:C/A:C)

Affected Products and Versions

IBM Tivoli Storage Manager FastBack Mount 6.1.11 and earlier

Remediation/Fixes

_FastBack Release _

| First Fixing
VRMF Level| Platfom| APAR| Link to fix
—|—|—|—|—
6.1 | 6.1.11.1| Windows| None| http://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FTivoli%2FIBM+Tivoli+Storage+Manager+FastBack&fixids=6.1.11.1-TIV-TSMFB-FP001&source=SAR

Workarounds and Mitigations

None.