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5
CVSSv2

CVE-2022-25640

Published: 24/02/2022 Updated: 08/08/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
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Vulnerability Summary

In wolfSSL prior to 5.2.0, a TLS 1.3 server cannot properly enforce a requirement for mutual authentication. A client can simply omit the certificate_verify message from the handshake, and never present a certificate.

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Github Repositories

https://github.com/dim0x69/cve-2022-25640-exploit

Exploitation of CVE-2020-256480 using scapy

Exploiting CVE-2022-25640 using scapy See CVE-2022-25640ipynb CVE-2022-25640 is a vulnerability in wolfSSL before 52 It allows a client to circumvent mututation authentication in TLS 13 connections

References

CWE-295https://github.com/wolfSSL/wolfssl/pull/4831https://nvd.nist.govhttps://github.com/dim0x69/cve-2022-25640-exploit
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
SSTICVE-2024-35863CVE-2024-35910man-in-the-middleCVE-2024-35912CVE-2024-25742LFICVE-2024-32002CVE-2024-22120
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