CVE Vulnerability

CVE-2019-19962

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

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/wolfSSL/wolfssl/releases/tag/v4.3.0-stable Release Notes Third Party Advisory
https://github.com/wolfSSL/wolfssl/commit/23878512c65834d12811b1107d19a001478eca5d Patch Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
Information

Published : 2019-12-25 12:15

Updated : 2021-07-21 11:39

NVD link : CVE-2019-19962

Mitre link : CVE-2019-19962

Products Affected
No products.
CWE
CWE-347

Improper Verification of Cryptographic Signature