CVE-2020-13397 : Vulnerability Insights and Analysis

An out-of-bounds read vulnerability in FreeRDP before version 2.1.1 has been identified in security_fips_decrypt due to an uninitialized value.

Understanding CVE-2020-13397

This CVE involves a security issue in FreeRDP that could potentially lead to exploitation by attackers.

What is CVE-2020-13397?

The CVE-2020-13397 vulnerability is an out-of-bounds read flaw in FreeRDP's security_fips_decrypt function, making it susceptible to unauthorized access due to an uninitialized value.

The Impact of CVE-2020-13397

This vulnerability could allow malicious actors to read sensitive information or execute arbitrary code on affected systems, posing a significant security risk.

Technical Details of CVE-2020-13397

FreeRDP version 2.1.1 and earlier are affected by this vulnerability.

Vulnerability Description

The issue arises from an out-of-bounds read vulnerability in the security_fips_decrypt function within libfreerdp/core/security.c.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions: All versions prior to 2.1.1 are impacted.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the uninitialized value in the security_fips_decrypt function to gain unauthorized access to sensitive data or execute malicious code.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks associated with CVE-2020-13397.

Immediate Steps to Take

Update FreeRDP to version 2.1.1 or later to patch the vulnerability.
Monitor for any signs of unauthorized access or unusual system behavior.

Long-Term Security Practices

Regularly update software and systems to ensure the latest security patches are applied.
Conduct security audits and assessments to identify and address potential vulnerabilities.

Patching and Updates

Apply the necessary security updates provided by FreeRDP to address the CVE-2020-13397 vulnerability.