SB2021100417 - IBM App Connect Enterprise update for Node.js
Published: October 4, 2021
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2021-22918)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in uv__idna_toascii() function in libuv, which is used to convert strings to ASCII. A remote attacker can force the application to resolve a specially crafted hostname, trigger an out-of-bounds read error and gain access to sensitive information or perform a denial of service (DoS) attack.
2) Incorrect default permissions (CVE-ID: CVE-2021-22921)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists in Windows installer due to incorrect default permissions for files and folders that are set by the application. A local user with access to the system can view contents of files and directories or modify them.
Remediation
Install update from vendor's website.
References
- https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-in-node-js-affect-ibm-app-connect-enterprise-v11-v12-cve-2021-22918-and-cve-2021-22921/"
- https://www.ibm.com/blogs/psirt/security-bulletin-multiple-vulnerabilities-in-node-js-affect-ibm-app-connect-enterprise-v11-v12-cve-2021-22918-and-cve-2021-22921/</a></p><p>
- https://www.ibm.com/support/pages/node/6495043</p><p><br></p>