Security Bulletin
Summary
Vulnerabilities discovered in Ruby on Rails component affect IBM License Metric Tool v9.
Vulnerability Details
CVEID: CVE-2020-8184
DESCRIPTION: Rack could allow a remote attacker to bypass security restrictions, caused by the lack of validation/integrity check security for cookies. By sending a specially crafted request, an attacker could exploit this vulnerability to forge a secure or host-only cookie prefix.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/183747 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
CVEID: CVE-2020-7663
DESCRIPTION: Faye websocket-extensions ruby module is vulnerable to a denial of service, caused by improper input validation by the Sec-WebSocket-Extensions header. By using a specially-crafted value in the Sec-WebSocket-Extensions header, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/183200 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM License Metric Tool | All |
Remediation/Fixes
Upgrade to version 9.2.21 or later using the following procedure:
In BigFix console, expand IBM License Reporting (ILMT) node under Sites node in the tree panel.
Click Fixlets and Tasks node. Fixlets and Tasks panel will be displayed on the right.
In the Fixlets and Tasks panel locate 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
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References
Change History
29 Sep 2020: Initial Publication
*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.
Document Location
Worldwide
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Document Information
Modified date:
01 October 2020
UID
ibm16340117