VULNERABILITY INTELLIGENCE

CVE-2021-38387

CVSS score7.5 HIGH
EPSS probability0.96%
CISA KEVNot currently listed
Published2021-08-10
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

In Contiki 3.0, a Telnet server that silently quits (before disconnection with clients) leads to connected clients entering an infinite loop and waiting forever, which may cause excessive CPU consumption.

Weakness classification

  • nvd@nist.gov: CWE-835

Primary references