CVE-2021-39014 : Exploit Details and Defense Strategies

This article provides details about CVE-2021-39014, a vulnerability in IBM Cloud Object Storage System.

Understanding CVE-2021-39014

This section delves into the specifics of the CVE-2021-39014 vulnerability.

What is CVE-2021-39014?

CVE-2021-39014 is a stored cross-site scripting vulnerability in IBM Cloud Object Storage System 3.15.8.97. This flaw allows users to inject arbitrary JavaScript code into the Web UI, potentially leading to unauthorized access to sensitive information.

The Impact of CVE-2021-39014

The vulnerability poses a medium severity threat with a CVSS base score of 6.4. Attackers can exploit this flaw to manipulate the Web UI, possibly resulting in credential exposure within trusted sessions.

Technical Details of CVE-2021-39014

This section provides in-depth technical insights into the CVE-2021-39014 vulnerability.

Vulnerability Description

The vulnerability, categorized as CWE-79, involves improper neutralization of input during web page generation, specifically related to cross-site scripting.

Affected Systems and Versions

Product: Cloud Object Storage System
Vendor: IBM
Affected Version: 3.15.8.97

Exploitation Mechanism

Attack Vector: Network
Privileges Required: Low
Attack Complexity: Low
User Interaction: None
Impact Metrics: Confidentiality and Integrity (Low), Scope (Changed)
Vector String: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Mitigation and Prevention

Learn about the mitigation strategies to address CVE-2021-39014.

Immediate Steps to Take

Apply security patches provided by IBM promptly.
Implement content security policies to mitigate cross-site scripting attacks.
Educate users about phishing attempts that exploit stored XSS vulnerabilities.

Long-Term Security Practices

Conduct regular security assessments to identify and remediate potential vulnerabilities.
Keep software and systems updated to prevent known security risks.

Patching and Updates

Regularly check for security patches and updates released by IBM to secure the Cloud Object Storage System.