PT-2021-12236 · Ibm · Ibm Cloud Pak System

Published 2021-01-04 · Updated 2021-01-05 · CVE-2020-4928

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions IBM Cloud Pak System version 2.3

Description A local privileged attacker could upload arbitrary files to the server. By intercepting the request and modifying the file extension, the attacker could execute arbitrary code on the server.

Recommendations For IBM Cloud Pak System version 2.3, consider restricting file uploads or modifying the file extension validation to prevent arbitrary code execution until a patch is available. As a temporary workaround, consider disabling the file upload feature to minimize the risk of exploitation.

Fix

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2020-4928

Affected Products

Ibm Cloud Pak System

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2020-4928 · Security Note
• https://ibm.com/support/pages/node/6393554 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-4928 · Vendor Advisory
• https://exchange.xforce.ibmcloud.com/vulnerabilities/191705 · Vendor Advisory
• https://t.me/cvenotify/8153 · Telegram Post
• https://t.me/cibsecurity/21527 · Telegram Post
• https://t.me/cvenotify/8191 · Telegram Post