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AUSCERT External Security Bulletin Redistribution
ESB-2019.2672
Vulnerabilities in Ruby on Rails affect IBM License Metric
Tool v9 and IBM BigFix Inventory v9.
18 July 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM License Metric Tool
Publisher: IBM
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Create Arbitrary Files -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-1000544 CVE-2018-1000201 CVE-2017-5946
Reference: ESB-2018.3462
ESB-2018.2360
ESB-2017.0579
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=ibm10881402
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Vulnerabilities in Ruby on Rails affect IBM License Metric Tool v9 and IBM
BigFix Inventory v9.
Product: IBM License Metric Tool
Software version: 9.2
Operating system(s): Platform Independent
Reference #: 0881402
Security Bulletin
Summary
There are multiple vulnerabilities in Ruby On Rails that is used by IBM License
Metric Tool and IBM BigFix Inventory.
Vulnerability Details
CVEID: CVE-2017-5946
DESCRIPTION: rubyzip gem for Ruby could allow a remote attacker to traverse
directories on the system. An attacker could send a specially-crafted URL
request to the Zip::File component containing "dot dot" sequences (/../) to
write arbitrary files on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
123557 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)
CVEID: CVE-2018-1000544
DESCRIPTION: rubyzip could allow a remote attacker to traverse directories on
the system, caused by a flaw in the Zip::File component. An attacker could use
a specially-crafted zip file to write arbitrary files on the system.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
145503 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)
CVEID: CVE-2018-1000201
DESCRIPTION: Ruby FFI could allow a local attacker to execute arbitrary code on
the system, caused by the loading of dynamic-linked libraries in an insecure
manner. By using a specially-crafted .DLL file, an attacker could exploit this
vulnerability to execute arbitrary code on the system
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
145323 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
IBM License Metric Tool v9.x
IBM BigFix Inventory v9.x
Remediation/Fixes
Upgrade to version 9.2.15or later using the following procedure:
o In IBM Endpoint Manager console, expand IBM BigFix Inventory or IBM License
Reporting (ILMT) node under Sites node in the tree panel.
o Click Fixlets and Tasks node. Fixlets and Tasks panel will be displayed on
the right.
o In the Fixlets and Tasks panel locate Upgrade to the latest version of IBM
BigFix Inventory 9.x or Upgrade to the latest version of IBM License Metric
Tool 9.x fixlet and run it against the computer that hosts your server.
Workarounds and Mitigations
None
Change History
26th June 2019 : Original version published
Cross reference information
Product Component Platform Version Edition
IBM BigFix Inventory Platform Independent 9.2
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