CVE-2021-20432 : Vulnerability Insights and Analysis

IBM Spectrum Protect Plus versions 10.1.0 through 10.1.7 are affected by a Cross-Origin Resource Sharing (CORS) vulnerability, potentially allowing attackers to execute privileged actions and access sensitive information. Here's what you need to know about CVE-2021-20432.

Understanding CVE-2021-20432

CVE-2021-20432 is a security vulnerability impacting IBM Spectrum Protect Plus versions 10.1.0 to 10.1.7. The vulnerability arises from the lack of restrictions on domain names in Cross-Origin Resource Sharing (CORS), leading to potential exploitation by attackers.

What is CVE-2021-20432?

IBM Spectrum Protect Plus 10.1.0 through 10.1.7 uses Cross-Origin Resource Sharing (CORS) which could allow an attacker to carry out privileged actions and retrieve sensitive information as the domain name is not being limited to only trusted domains. IBM X-Force ID: 196344.

The Impact of CVE-2021-20432

The impact of this vulnerability is rated as medium severity. Attackers could exploit this flaw to carry out unauthorized actions and access confidential information, posing a risk to the integrity of the affected systems.

Technical Details of CVE-2021-20432

Vulnerability Description

The vulnerability in IBM Spectrum Protect Plus arises from inadequate domain name restrictions in Cross-Origin Resource Sharing (CORS). This oversight enables attackers to conduct privileged actions and access sensitive data.

Affected Systems and Versions

IBM Spectrum Protect Plus versions 10.1.0 through 10.1.7 are confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the lack of domain name limitations within the CORS policy, allowing them to execute privileged actions and retrieve sensitive information.

Mitigation and Prevention

It is crucial for organizations using IBM Spectrum Protect Plus to take immediate action to mitigate the risks associated with CVE-2021-20432.

Immediate Steps to Take

Organizations are advised to apply the official fix provided by IBM to address the vulnerability promptly. Additionally, restricting network access and monitoring for any suspicious activities can help mitigate the risks.

Long-Term Security Practices

Implementing a comprehensive security policy that includes regular security assessments, employee training on cybersecurity best practices, and keeping systems up to date with the latest security patches can enhance overall cybersecurity posture.

Patching and Updates

Regularly check for security updates and patches released by IBM for Spectrum Protect Plus. Timely application of patches can help prevent exploitation of known vulnerabilities.