High severity7.5NVD Advisory· Published Dec 11, 2020· Updated Jun 17, 2026
CVE-2020-13986
CVE-2020-13986
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:o:contiki-os:contiki:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:contiki-os:contiki:*:*:*:*:*:*:*:*range: <=3.0
- (no CPE)range: <=3.0
- Contiki/Contikidescription
Patches
Vulnerability mechanics
References
2- us-cert.cisa.gov/ics/advisories/icsa-20-343-01nvdThird Party AdvisoryUS Government Resource
- www.kb.cert.org/vuls/id/815128nvdThird Party AdvisoryUS Government Resource
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