CVE-2024-21495

Summary

CVE-2024-21495 affects versions of the github.com/greenpau/caddy-security package before 1.0.42. This vulnerability stems from the use of an insecure random number generation library, potentially allowing attackers to predict nonce values used in the OAuth flow, resulting in OAuth replay attacks. Moreover, the insecure randomness is employed when generating multifactor authentication secrets and creating API keys, posing a threat to the confidentiality of these sensitive data. Attackers could exploit this issue by conducting brute-force searches to gain unauthorized access to protected resources.

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