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Security Bulletin: IBM QRadar Wincollect is vulnerable to improper access control (CVE-2020-4485, CVE-2020-4486)

Security Bulletin


Summary

IBM QRadar Wincollect agents could allow authenticated users to bypass restrictions to delete arbitrary files or disable the Wincollect service.

Vulnerability Details

CVEID:   CVE-2020-4485
DESCRIPTION:   IBM QRadar could allow an authenticated user to disable the Wincollect service which could aid an attacker in bypassing security mechanisms in future attacks.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/181860 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

CVEID:   CVE-2020-4486
DESCRIPTION:   IBM QRadar could allow an authenticated user to overwrite or delete arbitrary files due to a flaw after WinCollect installation.
CVSS Base score: 8.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/181861 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H)

Affected Products and Versions

Affected Product(s) Version(s)
IBM QRadar Wincollect  7.2.0 - 7.2.9

Remediation/Fixes

This issue is only resolved by uninstalling and reinstalling the Wincollect agent. Updating the agent via the patch installer (standalone agents) or via sfs upgrade (managed agents) will not resolve this vulnerability.

7.3.0-QRADAR-AGENT-7.3.0 x86 / 7.3.0-QRADAR-AGENT-7.3.0 x64

7.4.0-QRADAR-AGENT-7.3.0 x86 / 7.4.0-QRADAR-AGENT-7.3.0 x64

For more information on how to upgrade to WinCollect 7.3.0, see this support technical note: https://www.ibm.com/support/pages/node/6260883

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

The vulnerabilities were reported to IBM by Ilias Dimopoulos of RedyOps Research Labs

Change History

10 Aug 2020: Initial Publication
25 Aug 2020: Added link to tech note

*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.

Document Location

Worldwide

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Document Information

Modified date:
25 August 2020

UID

ibm16257885

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