Security Bulletin
Summary
IBM Tivoli Storage Manager FastBack is affected by multiple security vulnerabilities such as stack based buffer overflow and denial of service. These vulnerabilities may cause the server to crash.
Vulnerability Details
CVEID: CVE-2015-8519
DESCRIPTION: IBM Tivoli Storage Manager FastBack Server is vulnerable to a buffer overflow, caused by improper bounds checking in server command processing. A remote attacker could overflow a buffer and execute arbitrary code on the system with system privileges or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108936 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2015-8520
DESCRIPTION: IBM Tivoli Storage Manager FastBack Server is vulnerable to a buffer overflow, caused by improper bounds checking in server command processing. A remote attacker could overflow a buffer and execute arbitrary code on the system with system privileges or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108937 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2015-8521
DESCRIPTION: IBM Tivoli Storage Manager FastBack Server is vulnerable to a buffer overflow, caused by improper bounds checking in server command processing. A remote attacker could overflow a buffer and execute arbitrary code on the system with system privileges or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108938 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2015-8522
DESCRIPTION: IBM Tivoli Storage Manager FastBack Server is vulnerable to a buffer overflow, caused by improper bounds checking in server command processing. A remote attacker could overflow a buffer and execute arbitrary code on the system with system privileges or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108939 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2015-8523
DESCRIPTION: IBM Tivoli Storage Manager FastBack Server is vulnerable to a denial of service. An attacker can send specially-crafted packets to the target's TCP port which would result in a shutdown of the service.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/108943 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Affected Products and Versions
IBM Tivoli Storage Manager FastBack 6.1.0.0 through 6.1.12.1.
IBM Tivoli Storage Manager FastBack 5.5 all levels
Remediation/Fixes
FastBack Release | First Fixing VRMF Level | Platfom | APAR | Link to fix |
6.1 | 6.1.12.2 | Windows | None | http://www-933.ibm.com/support/fixcentral/swg/selectFix?product=ibm%2FTivoli%2FIBM+Tivoli+Storage+Manager+FastBack |
For FastBack 5.5, IBM recommends upgrading to a fixed, supported version of FastBack (6.1.12.2).
Workarounds and Mitigations
None
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References
Acknowledgement
The vulnerabilities are reported to IBM by Wei Gao at IXIA.
Change History
01 March 2016: Original Version Published
02 March 2016: Separated CVEs in Vulnerability Details
14 April 2016: Added that all levels of 5.5 are affected and fixed primary reference (right-hand side of web page) to only list 5.5.
*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.
Disclaimer
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:
17 June 2018
UID
swg21975536