CVE Vulnerabilities

CVE-2019-19962

Improper Verification of Cryptographic Signature

Published: Dec 25, 2019 | Modified: Jul 21, 2021
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM

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

Weakness

The product does not verify, or incorrectly verifies, the cryptographic signature for data.

Affected Software

Name Vendor Start Version End Version
Wolfssl Wolfssl * 4.3.0 (excluding)
Wolfssl Ubuntu bionic *
Wolfssl Ubuntu disco *
Wolfssl Ubuntu eoan *
Wolfssl Ubuntu trusty *
Wolfssl Ubuntu upstream *
Wolfssl Ubuntu xenial *

References