Security Bulletin: IBM Cognos Controller is vulnerable to privilege escalation (CVE-2020-4685)

Security Bulletin

Summary

IBM Cognos Controller is vulnerable to privilege escalation. This has been addressed.

Vulnerability Details

CVEID: CVE-2020-4685
DESCRIPTION: A low level user of Cognos Controller who has Administration rights to the server where the application is installed, can escalate their privilege from Low level to Super Admin and gain access to Create/Update/Delete any level of user in Cognos Controller.
CVSS Base score: 8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/186625 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H)

Affected Products and Versions

IBM Cognos Controller 10.4.2 On-Premise and Cloud

IBM Cognos Controller 10.4.1 On-Premise and Cloud

IBM Cognos Controller 10.4.0

IBM Cognos Controller 10.3.1

IBM Cognos Controller 10.3.0

Remediation/Fixes

The recommended solution is to apply the fix for versions listed as soon as practical:

IBM Cognos Controller 10.4.2

Download IBM Cognos Controller 10.4.2 IF7

IBM Cognos Controller 10.4.1

Download IBM Cognos Controller 10.4.1 IF8

IBM Cognos Controller 10.4.0, IBM Cognos Controller 10.3.1 and IBM Cognos Controller 10.3.0

IBM Cognos Controller 10.3.0 FP1 IF15, 10.3.1 IF15 and 10.4.0 IF10


IBM Cognos Controller on Cloud customers: This has been addressed on all applicable Cloud environments . No further action is required.

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Acknowledgement

The vulnerability was reported to IBM by Faraz Khan (The Emirates Group)

Change History

Feb 16 2021: Updated Remediation/Fixes section
Feb 12 2021: Updated Affected Versions section
Feb 12 2021: Updated Remediation / Fixes section
Jan 28 2021: Updated Remediation/Fixes section
Jan 19 2021: Updated Remediation/Fixes section
Nov 10 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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Tips

Security Bulletin: IBM Cognos Controller is vulnerable to privilege escalation (CVE-2020-4685)