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Security Bulletin: Certificates not removed from DataPower ValCred when updating corresponding APIc truststore (CVE-2020-4205)

Security Bulletin


When a certificate is removed from an APIc TrustStore, the correspsonding DataPower ValCred may not be updated to match.

Vulnerability Details

CVEID:   CVE-2020-4205
DESCRIPTION:   IBM DataPower Gateway could allow an authenticated user to bypass security restrictions, and continue to access the server even after authentication certificates have been revolked.
CVSS Base score: 5
CVSS Temporal Score: See: for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L)

Affected Products and Versions

Affected Product(s)Version(s)
IBM DataPower Gateway2018.4.1.0-2018.4.1.8


Affected Product(s)Fix VersionAPAR
IBM DataPower Gateway2018.4.1.9LI81141

Workarounds and Mitigations


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Change History

17 Mar 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.


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


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Document Information

Modified date:
08 June 2021