VULNERABILITY INTELLIGENCE
CVE-2019-18224
CVSS score9.8 CRITICAL
EPSS probability3.71%
CISA KEVNot currently listed
Published2019-10-21
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
idn2_to_ascii_4i in lib/lookup.c in GNU libidn2 before 2.1.1 has a heap-based buffer overflow via a long domain string.
Weakness classification
- nvd@nist.gov: CWE-787
Primary references
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org — Exploit, Issue Tracking, Third Party Advisory
- cve@mitre.org — Patch, Third Party Advisory
- cve@mitre.org — Release Notes, Third Party Advisory
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org
- af854a3a-2127-422b-91ae-364da2661108