High severity7.5NVD Advisory· Published May 29, 2021· Updated Jun 17, 2026

CVE-2021-31702

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Frontiersoftware/Ichris
cpe:2.3:a:frontiersoftware:ichris:*:*:*:*:*:*:*:*
Range: <=5.18
Frontier/ichrisdescription
Fourth Frontier/Frontier X2llm-fuzzy
Range: <=5.18

Patches

Vulnerability mechanics

News mentions

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