Description
Contiki-NG is an open-source, cross-platform operating system for internet of things devices. In versions prior to 4.5, buffer overflow can be triggered by an input packet when using either of Contiki-NG's two RPL implementations in source-routing mode. The problem has been patched in Contiki-NG 4.5. Users can apply the patch for this vulnerability out-of-band as a workaround.
References (2)
Core 2
Core References
Patch, Third Party Advisory x_refsource_confirm
https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-6xf2-77gf-fgjx
Patch, Third Party Advisory x_refsource_misc
https://github.com/contiki-ng/contiki-ng/pull/1183
Scores
CVSS v3
8.6
EPSS
0.0044
EPSS Percentile
63.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Details
CWE
CWE-120
Status
published
Products (1)
contiki-ng/contiki-ng
< 4.5
Published
Jun 18, 2021
Tracked Since
Feb 18, 2026