CVE-2021-31702

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Frontier ichris through 5.18 mishandles making a DNS request for the hostname in the HTTP Host header, as demonstrated by submitting 127.0.0.1 multiple times for DoS.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected software

No affected versions have been published.

Timeline

Published: May 29, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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