Security Bulletin: IBM App Connect Enterprise Certified Container may be vulnerable to denial of service due to CVE-2021-22918

Summary

IBM App Connect Enterprise Certified Container may be vulnerable to denial of service due to CVE-2021-22918. This only affects Node.js runtime processes.

Vulnerability Details

CVEID:CVE-2021-22918
**DESCRIPTION:**Node.js is vulnerable to a denial of service, caused by an out-of-bounds read in the libuv’s uv__idna_toascii() function. By invoking the function using dns module’s lookup() function, a remote attacker could exploit this vulnerability to obtain sensitive information or cause a denial of service.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/204784 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

App Connect Enterprise Certified Container 1.0, 1.1, 1.2, 1.3, 1.4, 1.5 and 2.0

Upgrade to App Connect Enterprise Certified Container Operator version 2.1.0 (available in CASE 2.1.0) or higher, and ensure that all components are at 12.0.2.0-r1 or higher.

App Connect Enterprise Certified Container 1.1 LTS

Upgrade to App Connect Enterprise Certified Container Operator version 1.1.4 EUS (available in CASE 1.1.4) or higher, and ensure that all components are at 11.0.0.14-r1-eus or higher.

Workarounds and Mitigations

None