CVE-2024-10125 – Lack of JWT issuer and signer validation

https://notcve.org/view.php?id=CVE-2024-10125

21 Oct 2024 — The Amazon.ApplicationLoadBalancer.Identity.AspNetCore repo https://github.com/awslabs/aws-alb-identity-aspnetcore#validatetokensignature contains Middleware that can be used in conjunction with the Application Load Balancer (ALB) OpenId Connect integration and can be used in any ASP.NET http://asp.net/ Core deployment scenario, including Fargate, EKS, ECS, EC2, and Lambda. In the JWT handling code, it performs signature validation but fails to validate the JWT issuer and signer identity. The signer omissio... • https://aws.amazon.com/security/security-bulletins/AWS-2024-012 • CWE-290: Authentication Bypass by Spoofing •