VULNERABILITY INTELLIGENCE

CVE-2019-15651

CVSS score9.8 CRITICAL
EPSS probability1.01%
CISA KEVNot currently listed
Published2019-08-26
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

wolfSSL 4.1.0 has a one-byte heap-based buffer over-read in DecodeCertExtensions in wolfcrypt/src/asn.c because reading the ASN_BOOLEAN byte is mishandled for a crafted DER certificate in GetLength_ex.

Weakness classification

  • nvd@nist.gov: CWE-125

Primary references