CVE-2019-19962: High severity wolfssl wolfmqtt vulnerability

Published Dec 24, 2019
·
Updated

wolfSSL before 4.3.0 mishandles calls to wcSignatureGenerateHash, leading to fault injection in RSA cryptography.

Affected Software

1 affected component
wolfSSL wolfssl<4.3.0

Event History

Dec 24, 2019
CVE Published
via MITRE·11:03 PM
Data Sourced
via MITRE·11:03 PM
Description

Frequently Asked Questions

1

What is the vulnerability ID of this issue?

The vulnerability ID of this issue is CVE-2019-19962.

2

What is the severity of CVE-2019-19962?

The severity of CVE-2019-19962 is high (7.5).

3

What is the affected software?

The affected software is wolfSSL versions up to, but excluding, 4.3.0.

4

What is the description of this vulnerability?

This vulnerability in wolfSSL versions before 4.3.0 mishandles calls to wc_SignatureGenerateHash, leading to fault injection in RSA cryptography.

5

How do I fix CVE-2019-19962?

To fix CVE-2019-19962, update wolfSSL to version 4.3.0 or later.

Contact

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