ESB-2019.1146 - [Win][Linux][AIX] IBM Rational License Key Server: Multiple vulnerabilities 2019-04-04

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.1146
          Security vulnerability in FlexNet Publisher affects IBM
                        Rational License Key Server
                               4 April 2019

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM Rational License Key Server
Publisher:         IBM
Operating System:  AIX
                   Linux variants
                   Windows
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-20033  

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=ibm10879027

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Security Bulletin: Security vulnerability in FlexNet Publisher affects IBM
Rational License Key Server

Document information

More support for: Rational License Key Server

Software version: 8.1.4, 8.1.5

Operating system(s): AIX, Linux, Windows

Reference #: 0879027

Modified date: 03 April 2019

Summary

Security vulnerability in FlexNet Publisher, from Flexera Software, used by
IBM Rational License Key Server has been published. Required remediation has
been addressed by IBM Rational License Key Server team.

Vulnerability Details

CVE-ID: CVE-2018-20033
Description: Flexera Software FlexNet Publisher could allow a remote attacker
to execute arbitrary code on the system, caused by a flaw in the lmgrd and
vendor daemon components. By sending a specially-crafted request, an attacker
could exploit this vulnerability to execute arbitrary code on the system and
cause the vendor daemon to stop.
CVSS Base Score: 9.8
CVSS Temporal Score: https://exchange.xforce.ibmcloud.com/vulnerabilities/
158461 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

  o IBM Rational License Key Server version 8.1.4
  o IBM Rational License Key Server version 8.1.5

Remediation/Fixes

Upgrade to the IBM Rational License Key Server version 8.1.6. It can be
downloaded here.

Workarounds and Mitigations

None


Change History

03 April 2019 : Original version published

*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

According to the Forum of Incident Response and Security Teams (FIRST), the
Common Vulnerability Scoring System (CVSS) is an "industry open standard
designed to convey vulnerability severity and help to determine urgency and
priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY
OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT
OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

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