Security Bulletin: IBM CICS TX Advanced is vulnerable to an Open Container Initiative Distribution Specification vulnerability (CVE-2021-41190).

Summary

IBM CICS TX Advanced is vulnerable is vulnerable to an Open Container Initiative Distribution Specification vulnerability (CVE-2021-41190). The fix removes this vulnerability from IBM CICS TX Advanced.

Vulnerability Details

CVEID:CVE-2021-41190
**DESCRIPTION:**Open Container Initiative Distribution Specification could allow a remote authenticated attacker to bypass security restrictions, caused by a flaw when a Content-Type header changed between two pulls of the same digest. By sending a specially-crafted request, an attacker could exploit this vulnerability to cause a client to interpret the resulting content differently.
CVSS Base score: 3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/213802 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:C/C:N/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing this vulnerability by downloading and applying the interim fix from the table below.

Product

|

Version

|

Defect

|

Remediation / First Fix

—|—|—|—

IBM CICS TX Advanced

|

11.1

|

127799

|

Download the fix from here

Workarounds and Mitigations

None