CVE-2019-19962

HIGH

Wolfssl < 4.3.0 - Signature Verification Bypass

Title source: rule

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

CVSS v3 7.5

EPSS 0.0018

EPSS Percentile 39.9%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CWE

CWE-347

Status published

Products (1)

wolfssl/wolfssl < 4.3.0

Published Dec 25, 2019

Tracked Since Feb 18, 2026