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Security Bulletin: IBM Cloud Pak for Security (CP4S) vulnerable to session handling issue (CVE-2020-4696)

Security Bulletin


Summary

IBM Cloud Pak for Security (CP4S) does not invalidate session immediately after logout which could allow an authenticated user to obtain sensitive information from the previous session if an attacker secured access to a valid token. This has now been addressed.

Vulnerability Details

CVEID:   CVE-2020-4696
DESCRIPTION:   IBM Cloud Pak for Security (CP4S) does not invalidate session after logout which could allow an authenticated user to obtain sensitive information from the previous session.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/186789 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Affected Products and Versions

Affected Product(s)Version(s)
Cloud Pak for Security (CP4S)1.3.0.1

Remediation/Fixes

Upgrade to IBM Cloud Pak for Security v 1.4.0.0 by following the instructions in https://www.ibm.com/support/knowledgecenter/en/SSTDPP_1.4.0/platform/docs/security-pak/upgrading.html 

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Acknowledgement

John Zuccato, Rodney Ryan, Chris Shepherd, Nathan Roane, Kamil Sarbinowski, Vince Dragnea, Troy Fisher and Elaheh Samani from IBM X-Force Ethical Hacking Team.

Change History

05 Nov 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:
25 November 2020

UID

ibm16372528