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CVE-2024-24783: Verify panics on certificates with an unknown public key algorithm in crypto/x509

Description

Verifying a certificate chain which contains a certificate with an unknown public key algorithm will cause Certificate.Verify to panic. This affects all crypto/tls clients, and servers that set Config.ClientAuth to VerifyClientCertIfGiven or RequireAndVerifyClientCert. The default behavior is for TLS servers to not verify client certificates.

Classification

CVE ID: CVE-2024-24783

Affected Products

Vendor: Go standard library

Product: crypto/x509

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.04% (probability of being exploited)

EPSS Percentile: 12.91% (scored less or equal to compared to others)

EPSS Date: 2025-03-14 (when was this score calculated)

References

https://go.dev/issue/65390
https://go.dev/cl/569339
https://groups.google.com/g/golang-announce/c/5pwGVUPoMbg
https://pkg.go.dev/vuln/GO-2024-2598
https://security.netapp.com/advisory/ntap-20240329-0005/
http://www.openwall.com/lists/oss-security/2024/03/08/4

Timeline