Security Bulletin: Security Vulnerabilities affect IBM Cloud Private - Node.js (CVE-2021-37712)

Summary

Security Vulnerabilities affect IBM Cloud Private - Node.js

Vulnerability Details

CVEID:CVE-2021-37712
**DESCRIPTION:**Node.js tar module could allow a local attacker to execute arbitrary code on the system, caused by an arbitrary file creation/overwrite vulnerability. By creating a directory, and then replacing that directory with a symlink that had a different apparent name that resolved to the same entry in the filesystem, an attacker could use an untrusted tar file to symlink into an arbitrary location and extract arbitrary files into that location to create or overwrite arbitrary files and execute arbitrary code on the system.
CVSS Base score: 8.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/208450 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N)

Affected Products and Versions

Remediation/Fixes

Product defect fixes and security updates are only available for the two most recent Continuous Delivery (CD) update packages

• IBM Cloud Private 3.2.1
• IBM Cloud Private 3.2.2

For IBM Cloud Private 3.2.1, apply fix pack:

• IBM Cloud Private 3.2.1.2203

For IBM Cloud Private 3.2.2, apply fix pack:

• IBM Cloud Private 3.2.2.2203

For IBM Cloud Private 3.1.0, 3.1.1, 3.1.2, 3.2.0

• Upgrade to the latest Continuous Delivery (CD) update package, IBM Cloud Private 3.2.2.
• If required, individual product fixes can be made available between CD update packages for resolution of problems. Contact IBM support for assistance

Workarounds and Mitigations

None