Security Bulletin
Summary
Multiple security vulnerabilities have been identified in the tar command that is embedded in IBM FSM. This bulletin addresses these vulnerabilities.
Vulnerability Details
CVEID: CVE-2010-0624
DESCRIPTION: GNU Tar and GNU Cpio are vulnerable to a heap-based buffer overflow, caused by improper bounds checking by the rmt_read__() function. By persuading a victim to extract a specially-crafted archive file, a remote attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the application to crash.
CVSS Base Score: 6.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/56803 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P)
CVEID: CVE-2016-6321
DESCRIPTION: GNU Tar could allow a remote attacker to bypass security restrictions, caused by improper validation of file name. By using a specially-crafted 'tar' archive file, an attacker could exploit this vulnerability to to extract files and directories in the given destination.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118396 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:L/A:N)
Affected Products and Versions
Flex System Manager 1.3.4.0
Flex System Manager 1.3.3.0
Flex System Manager 1.3.2.1
Flex System Manager 1.3.2.0
Remediation/Fixes
IBM recommends updating the FSM using the instructions referenced in this table.
WARNING: If an early version (fix downloaded before 4/19/2017) of the fix listed below was installed, the brand information on the FSM login screen will be displayed as "IBM Systems Director". This branding issue will not cause any functional FSM issues. The correct FSM branding can be restored by downloading the current version of the fix (Release Date of the fix listed in table is 4/26/2017 or later), reinstalling the current version of the fix and restarting the FSM.
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| Install fsmfix1.3.4.0_IT19321_IT19679_IT19695_IT19698_IT19709_IT19811 |
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| Install fsmfix1.3.3.0_IT19321_IT19679_IT19695_IT19698_IT19709_IT19811 |
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1.3.2.0 | Install fsmfix1.3.2.0_IT19321_IT19679_IT19695_IT19698_IT19709_IT19811 |
For all VRMF not listed in this table, IBM recommends upgrading to a fixed and supported version/release of the product.
For a complete list of FSM security bulletins refer to this technote: http://www-01.ibm.com/support/docview.wss?uid=nas7797054ebc3d9857486258027006ce4a0&myns=purflex&mync=E&cm_sp=purflex-_-NULL-_-E
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
12 April, 2017 : Original Version Published
27 April, 2017 : Updated fix for branding issue
*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
isg3T1025085