IBM Support

Security Bulletin: Security Vulnerabilities affect IBM Cloud Pak for Data - Python (CVE-2019-20907)

Security Bulletin


Security Vulnerabilities affect IBM Cloud Pak for Data - Python (CVE-2019-20907)

Vulnerability Details

CVEID:   CVE-2019-20907
DESCRIPTION:   Python is vulnerable to a denial of service, caused by a flaw in the tarfile module in Lib/ By persuading a victim to open a specially-craft a TAR archive, a remote attacker could exploit this vulnerability to cause the application to enter into an infinite loop.
CVSS Base score: 5.5
CVSS Temporal Score: See: for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s)Version(s)


  • Users of IBM Cloud Pak for Data V2.5 are advised to:
        Apply IBM Cloud Pak for Data V2.5 cpd-
  • Users of IBM Cloud Pak for Data V3.0.0 and V3.0.1 are advised to:
        Apply IBM Cloud Pak for Data V3.0.1 cpd-3.0.1-lite-patch-5

Workarounds and Mitigations


Get Notified about Future Security Bulletins



Change History

10 Dec 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


[{"Business Unit":{"code":"BU001","label":"Analytics Private Cloud"},"Product":{"code":"SSHGYS","label":"IBM Cloud Pak for Data"},"Component":"","Platform":[{"code":"PF040","label":"RedHat OpenShift"}],"Version":"2.5, 3.0","Edition":""}]

Document Information

Modified date:
10 December 2020