In Contiki 3.0, potential nonterminating acknowledgment loops exist in the Telnet service. When the negotiated options are already disabled, servers still respond to DONT and WONT requests with WONT or DONT commands, which may lead to infinite acknowledgment loops, denial of service, and excessive CPU consumption.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-08-09T21:19:35

Updated: 2024-08-04T01:37:16.302Z

Reserved: 2021-08-09T00:00:00

Link: CVE-2021-38311

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-08-09T22:15:08.733

Modified: 2021-08-17T18:36:26.190

Link: CVE-2021-38311

cve-icon Redhat

No data.