CVE-2020-13415 : What You Need to Know

An issue was discovered in Aviatrix Controller through 5.1. An attacker with any signed SAML assertion from the Identity Provider can establish a connection (even if that SAML assertion has expired or is from a user who is not authorized to access Aviatrix), aka XML Signature Wrapping.

Understanding CVE-2020-13415

This CVE identifies a vulnerability in Aviatrix Controller that allows an attacker to establish a connection using a signed SAML assertion from the Identity Provider, even if the assertion is expired or from an unauthorized user.

What is CVE-2020-13415?

The vulnerability in Aviatrix Controller through version 5.1 allows attackers to exploit signed SAML assertions to establish unauthorized connections, known as XML Signature Wrapping.

The Impact of CVE-2020-13415

This vulnerability could lead to unauthorized access to Aviatrix Controller, compromising the security and integrity of the system and potentially exposing sensitive information.

Technical Details of CVE-2020-13415

Aviatrix Controller through version 5.1 is susceptible to XML Signature Wrapping attacks.

Vulnerability Description

The issue allows attackers to use any signed SAML assertion from the Identity Provider to establish a connection, bypassing authorization checks.

Affected Systems and Versions

Product: Aviatrix Controller
Versions affected: Through 5.1

Exploitation Mechanism

Attackers can exploit this vulnerability by utilizing signed SAML assertions to establish connections, regardless of expiration or user authorization.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.

Immediate Steps to Take

Monitor and restrict access to Aviatrix Controller.
Implement strict validation checks for SAML assertions.
Regularly review and update access controls.

Long-Term Security Practices

Conduct regular security assessments and audits.
Educate users on secure SAML assertion practices.
Stay informed about security updates and best practices.

Patching and Updates

Apply patches and updates provided by Aviatrix to fix the vulnerability and enhance system security.