Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to CRLF injection in Python urllib3 [CVE-2020-26137]

Summary

IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to CRLF injection in Python urllib3, by an attacker’s ability to insert CR and LF control characters in the first argument of putrequest() [CVE-2020-26137]. Python urllib3 is included as a component of our Speech runtimes. This vulnerabilitiy has been addressed. Please read the details for remediation below.

Vulnerability Details

CVEID:CVE-2020-26137
**DESCRIPTION:**urllib3 is vulnerable to CRLF injection. By inserting CR and LF control characters in the first argument of putrequest(), a remote attacker could exploit this vulnerability to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking.
CVSS Base score: 6.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/189426 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

Product(s)|**Version(s)
**|Remediation/Fix/Instructions
—|—|—
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data| 4.8.3| The fix in 4.8.3 applies to all versions listed (4.0.0-4.8.2). Version 4.8.3 can be downloaded and installed from: <https://www.ibm.com/docs/en/cloud-paks/cp-data&gt;

Workarounds and Mitigations

None