VULNERABILITY INTELLIGENCE

CVE-2020-13986

CVSS score7.5 HIGH
EPSS probability3.05%
CISA KEVNot currently listed
Published2020-12-11
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 was discovered in Contiki through 3.0. An infinite loop exists in the uIP TCP/IP stack component when handling RPL extension headers of IPv6 network packets in rpl_remove_header in net/rpl/rpl-ext-header.c.

Weakness classification

  • nvd@nist.gov: CWE-835

Primary references