Information disclosure in url-parse - CVE-2021-27515
Published: February 23, 2021
Vulnerability identifier: #VU50868
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-27515
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to the mishandling of backslash such as http:/. A remote attacker can send a specially crafted HTTP request and gain unauthorized access to sensitive information on the system.
Affected software
url-parse
IBM Watson Machine Learning Accelerator
IBM Planning Analytics Workspace
Ubuntu
node-url-parse (Ubuntu package)
IBM Cloud Pak System
IBM Watson Machine Learning Accelerator
IBM Planning Analytics Workspace
Ubuntu
node-url-parse (Ubuntu package)
IBM Cloud Pak System
How to mitigate CVE-2021-27515
Install updates from vendor's website.
url-parse - update to 1.5.0
node-url-parse (Ubuntu package) - addressed in versions Ubuntu Pro, 1.2.0-1ubuntu0.1, 1.4.7-3ubuntu0.1
IBM Planning Analytics Workspace - update to 2.0.93
IBM Cloud Pak System - update to 2.3.3.5
node-url-parse (Ubuntu package) - addressed in versions Ubuntu Pro, 1.2.0-1ubuntu0.1, 1.4.7-3ubuntu0.1
IBM Planning Analytics Workspace - update to 2.0.93
IBM Cloud Pak System - update to 2.3.3.5