Security Bulletin: IBM CICS TX Advanced is vulnerable to multiple vulnerabilities in Golang Go.

Summary

IBM CICS TX Advanced is vulnerable to multiple vulnerabilities in Golang Go. The fix removes these vulnerabilities from IBM CICS TX Advanced.

Vulnerability Details

CVEID:CVE-2022-27191
**DESCRIPTION:**Go ssh package is vulnerable to a denial of service, caused by an unspecified flaw in certain circumstances involving AddHostKey. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/222162 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2019-11841
**DESCRIPTION:**Golang could allow a remote attacker to conduct spoofing attacks, caused by a flaw in the clearsign package of supplementary Go cryptography libraries. An attacker could exploit this vulnerability to spoof the messages.
CVSS Base score: 5.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/160985 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerabilities 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