Security Bulletin: IBM Engineering Lifecycle Optimization - Publishing is vulnerable to Malicious File Upload (CVE-2021-39017)

Summary

In IBM Engineering Lifecycle Optimization - Publishing, there are no file extension and content-type checks in place which helps an attacker to upload a malicious file of their choice. (CVE-2021-39017)

Vulnerability Details

CVEID:CVE-2021-39017
**DESCRIPTION:**IBM Engineering Lifecycle Optimization - Publishing could allow a remote attacker to upload arbitrary files, caused by improper access controls.
CVSS Base score: 5.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/213725 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N)

Affected Products and Versions

Remediation/Fixes

For IBM Publishing 7.0, upgrade to ifix016 or later, which can be downloaded from:
IBM Publishing 7.0 iFix016

For IBM Publishing 7.0.1, upgrade to ifix017 or later, which can be downloaded from:
IBM Publishing 7.0.1 iFix017

For IBM Publishing 7.0.2, upgrade to ifix013 or later, which can be downloaded from:
IBM Publishing 7.0.2 iFix013

For RPE 6.0.6 and 6.0.6.1, upgrade to latest 7.0.2 iFix13 or later, which can be downloaded from: IBM Publishing 7.0.2 iFix013

Workarounds and Mitigations

None