CVE-2018-15121: Cross-Site Request Forgery (CSRF)

May 14, 2022 (updated May 24, 2023)

An issue was discovered in Auth0 auth0-aspnet and auth0-aspnet-owin. Affected packages do not use or validate the state parameter of the OAuth 2.0 and OpenID Connect protocols. This leaves applications vulnerable to CSRF attacks during authentication and authorization operations.

References

auth0.com/docs/security/bulletins/cve-2018-15121
github.com/advisories/GHSA-mmhr-3jr7-qj2p
nvd.nist.gov/vuln/detail/CVE-2018-15121
www.nuget.org/packages/Auth0-ASPNET-Owin

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