Security Bulletin: A vulnerability in urllib3 affects Data Replication on Cloud Pak for Data

Summary

A vulnerability in the urllib3 package has been addressed.

Vulnerability Details

CVEID:CVE-2021-33503
**DESCRIPTION:**urllib3 is vulnerable to a denial of service, caused by a regular expression denial of service (ReDoS) flaw due to catastrophic backtracking. By sending a specially-crafted URL request, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/203109 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

Update to the latest product fix pack found here: <https://www.ibm.com/docs/en/cloud-paks/cp-data/4.8.x?topic=new-data-replication&gt;

Workarounds and Mitigations

None