VULNERABILITY INTELLIGENCE

CVE-2019-19977

CVSS score9.8 CRITICAL
EPSS probability2.97%
CISA KEVNot currently listed
Published2019-12-26
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

libESMTP through 1.0.6 mishandles domain copying into a fixed-size buffer in ntlm_build_type_2 in ntlm/ntlmstruct.c, as demonstrated by a stack-based buffer over-read.

Weakness classification

  • CWE-125: Out-of-bounds Read

Primary references