Exploitation Summary
EIP tracks 1 public exploit for CVE-2021-34558. PoCs published by alexzorin.
AI-analyzed exploit summary This repository contains a functional proof-of-concept exploit for CVE-2021-34558, a TLS handshake vulnerability in Go's crypto/tls package. The exploit demonstrates a panic caused by a type mismatch between ECDSA and RSA keys during the TLS handshake process.
Description
The crypto/tls package of Go through 1.16.5 does not properly assert that the type of public key in an X.509 certificate matches the expected type when doing a RSA based key exchange, allowing a malicious TLS server to cause a TLS client to panic.
Exploits (1)
This repository contains a functional proof-of-concept exploit for CVE-2021-34558, a TLS handshake vulnerability in Go's crypto/tls package. The exploit demonstrates a panic caused by a type mismatch between ECDSA and RSA keys during the TLS handshake process.
References (16)
Scores
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H