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Medium · 6.2 CVE-2018-25423 EUVD-2018-21945GHSA-mv86-8f26-gw3x

Arm Whois 3.11 Denial of Service via Buffer Overflow

Published May 30, 2026 · Updated Jun 1, 2026 · Assigned by VulnCheck

Description

Arm Whois 3.11 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an oversized input string. Attackers can paste a malicious buffer of 700 bytes into the IP address or domain input field to trigger a denial of service condition.

Affected products

VendorProductAffectedFixed
Armcode Arm Whois 3.11 —

References