Denial-of-Service Vulnerability in picoTCP and picoTCP-NG through 1.7.0

Denial-of-Service Vulnerability in picoTCP and picoTCP-NG through 1.7.0

CVE-2020-24337 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

An issue was discovered in picoTCP and picoTCP-NG through 1.7.0. When an unsupported TCP option with zero length is provided in an incoming TCP packet, it is possible to cause a Denial-of-Service by achieving an infinite loop in the code that parses TCP options, aka tcp_parse_options() in pico_tcp.c.

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