VULNERABILITY INTELLIGENCE

CVE-2024-31031

CVSS score7.5 HIGH
EPSS probability0.87%
CISA KEVNot currently listed
Published2024-04-17
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

An issue in `coap_pdu.c` in libcoap 4.3.4 allows attackers to cause undefined behavior via a sequence of messages leading to unsigned integer overflow.

Weakness classification

  • 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-190

Primary references