Security Advisory

CVE-2021-21281

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-06-18 20:25:10

Last updated 2024-08-03 18:09:15

Assigner GitHub_M

State PUBLISHED

Description

Contiki-NG is an open-source, cross-platform operating system for internet of things devices. A buffer overflow vulnerability exists in Contiki-NG versions prior to 4.6. After establishing a TCP socket using the tcp-socket library, it is possible for the remote end to send a packet with a data offset that is unvalidated. The problem has been patched in Contiki-NG 4.6. Users can apply the patch for this vulnerability out-of-band as a workaround.

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