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Security Bulletin: Rational Test Control Panel affected by Spring Framework vulnerability

Security Bulletin


Summary

Spring Framework is vulnerable to a security issue affecting Rational Test Control Panel

Vulnerability Details

CVEID:   CVE-2020-5421
DESCRIPTION:   VMware Tanzu Spring Framework could allow a remote attacker to bypass security restrictions, caused by improper input validation. By using a specially-crafted jsessionid path parameter, an attacker could exploit this vulnerability to bypass RFD Protection.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188530 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)

Affected Products and Versions

Affected Product(s)Version(s)
RTW/RTVS RTCP9.2
RTW/RTVS RTCP9.5
RTW/RTVS RTCP10.0
RTW/RTVS RTCP10.1



Remediation/Fixes

Remediation/Fixes: 
1. Confirm the version of Rational Test Control Panel that you have installed. This can be discovered from IBM Installation Manager (click File -> View Installed Packages) or by clicking Help -> About in the Rational Test Control Panel web application UI.
2. On the IBM Fix Central website, locate either the Rational Test Workbench or Rational Test Virtualization Server products. For your version of Rational Test Control Panel, download the fix below. (If your version is not listed, please upgrade to the latest fixpack first).
3. Stop Rational Test Control Panel.
4. Go to the Rational Test Control Panel installation directory.
  On Windows this is usually:
    64 bit installation: C:\Program Files\IBM\RationalTestControlPanel\
    32 bit installation: C:\Program Files (x86)\IBM\RationalTestControlPanel\
  On AIX, Linux and Solaris this is usually: 
    /opt/IBM/RationalTestControlPanel/
5. Copy (do not move) the directory called "usr" into a safe backup location, in case you need to revert this fix.
6. Unzip the fix into the current directory ("RationalTestControlPanel") choosing to replace/overwrite the following jar files:
  usr/servers/defaultServer/apps/RTCP.war/WEB-INF/lib/spring-web-4.3.22.RELEASE.jar
  usr/servers/defaultServer/apps/rm.war/WEB-INF/lib/spring-web-4.3.22.RELEASE.jar
7. Start Rational Test Control Panel.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

19 Jan 2021: 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:
20 January 2021

Initial Publish date:
19 January 2021

UID

ibm16406292

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