Security Bulletin: IBM App Connect Enterprise Certified Container operands are vulnerable to arbitrary code execution

Summary

Salesforce tough-cookie is used by IBM App Connect Enterprise Certified Container for handling cookies. IBM App Connect Enterprise Certified Container operands are vulnerable to arbitrary code execution. This bulletin provides patch information to address the reported vulnerability in Salesforce tough-cookie. [CVE-2023-26136]

Vulnerability Details

CVEID:CVE-2023-26136
**DESCRIPTION:**Salesforce tough-cookie could allow a remote attacker to execute arbitrary code on the system, caused by a prototype pollution flaw due to improper handling of Cookies when using CookieJar in rejectPublicSuffixes=false mode. By adding or modifying properties of Object.prototype using a proto or constructor payload, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/259555 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

IBM strongly suggests the following:
App Connect Enterprise Certified Container 4.1.x to 10.0.x (Continuous Delivery)

Upgrade to App Connect Enterprise Certified Container Operator version 10.1.0 or higher, and ensure that all components are at 12.0.10.0-r1 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 5.0.12 or higher, and ensure that all components are at 12.0.10.0-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