$ cve CVE-2017-1000231 JSON

CVE-2017-1000231

9.8

CRITICAL · CVSS 3.0 · EPSS 2.7% (pctl 85)

In your normal cycle

Critical by CVSS (9.8), but no sign of active exploitation.

A double-free vulnerability in parse.c in ldns 1.7.0 have unspecified impact and attack vectors.

CVSS	9.8 (CRITICAL, v3.0)
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS	2.65% — more likely to be exploited than 85% of all CVEs
Weakness	CWE-415
On CISA KEV	no
Public exploit	none known
Published	2017-11-17
Last modified	2026-06-17

Vendor	Product
nlnetlabs	ldns