National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-16748 Detail

Current Description

In wolfSSL through 4.1.0, there is a missing sanity check of memory accesses in parsing ASN.1 certificate data while handshaking. Specifically, there is a one-byte heap-based buffer over-read in CheckCertSignature_ex in wolfcrypt/src/asn.c.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 9.8 CRITICAL
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/wolfSSL/wolfssl/issues/2459 Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.1.0


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-16748
NVD Published Date:
09/24/2019
NVD Last Modified:
09/24/2019