CVE-2021-26715 : What You Need to Know
Discover the SSRF vulnerability in MITREid Connect through version 1.3.3, allowing attackers to bypass network boundaries, access sensitive data, and compromise internal hosts. Learn how to secure your systems.
MITREid Connect's OpenID Connect server implementation through version 1.3.3 has been identified with a Server Side Request Forgery (SSRF) vulnerability. An unauthenticated attacker can exploit this flaw to make HTTP requests to internal network addresses, potentially exposing sensitive data or launching further attacks.
Understanding CVE-2021-26715
This section provides insights into the nature of the vulnerability and its implications.
What is CVE-2021-26715?
The SSRF vulnerability in MITREid Connect allows unauthenticated attackers to send HTTP requests to internal addresses, bypassing network restrictions and potentially leading to data exposure or further network attacks.
The Impact of CVE-2021-26715
The vulnerability in the OpenID Connect server implementation could result in attackers accessing sensitive data, bypassing network boundaries, and compromising host systems within the internal network.
Technical Details of CVE-2021-26715
Get detailed technical information about the vulnerability.
Vulnerability Description
The SSRF vulnerability arises from the unsafe use of the logo_uri parameter in the Dynamic Client Registration request, enabling attackers to send malicious HTTP requests to internal network addresses.
Affected Systems and Versions
MITREid Connect versions up to 1.3.3 are impacted by this SSRF vulnerability, potentially exposing any systems using these versions to exploitation.
Exploitation Mechanism
By leveraging the SSRF vulnerability, unauthenticated attackers can send HTTP requests to internal network addresses from the vulnerable server, gaining unauthorized access to sensitive information or launching further attacks.
Mitigation and Prevention
Learn how to safeguard your systems from CVE-2021-26715.
Immediate Steps to Take
It is crucial to apply immediate security measures to mitigate the risk posed by the SSRF vulnerability in MITREid Connect.
Long-Term Security Practices
Implement robust security practices to prevent SSRF vulnerabilities and other potential threats.
Patching and Updates
Regularly update and patch MITREid Connect installations to address known vulnerabilities and enhance overall system security.