Security Bulletin: IBM App Connect Enterprise Certified Container operands may be vulnerable to denial of service due to CVE-2022-2596

Summary

Node.js module node-fetch is used by IBM App Connect Enterprise Certified Container for some HTTP calls. IBM App Connect Enterprise Certified Container operands may be vulnerable to denial of service. This bulletin provides patch information to address the reported vulnerability CVE-2022-2596 in Node.js module node-fetch.

Vulnerability Details

CVEID:CVE-2022-2596
**DESCRIPTION:**Node.js node-fetch module is vulnerable to a denial of service, caused by a regular expression denial of service (ReDoS) flaw in the isOriginPotentiallyTrustworthy() function in the referrer.js script. By sending specially-crafted regex input, 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/232616 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)

Affected Products and Versions

Remediation/Fixes

App Connect Enterprise Certified Container 4.1, 4.2, 5.0 and 5.1 (Continuous Delivery)

Upgrade to App Connect Enterprise Certified Container Operator version 5.2.0 or higher, and ensure that all components are at 12.0.5.0-r3 or higher. Documentation on the upgrade process is available at <https://www.ibm.com/docs/en/app-connect/containers_cd?topic=releases-upgrading-operator&gt;

App Connect Enterprise Certified Container 5.0 LTS (Long Term Support)

Upgrade to App Connect Enterprise Certified Container Operator version 5.0.1 or higher, and ensure that all components are at 12.0.6.0-r1-lts or higher. Documentation on the upgrade process is available at <https://www.ibm.com/docs/en/app-connect-contlts?topic=releases-upgrading-operator&gt;

Workarounds and Mitigations

None