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Medium · 5.5 CVE-2021-47764 EUVD-2026-2771GHSA-g9m3-654m-8943

AbsoluteTelnet 11.24 - 'Phone' Denial of Service (PoC)

Published Jan 15, 2026 · Updated Oct 1, 2026 · Assigned by VulnCheck

Description

AbsoluteTelnet 11.24 contains a denial of service vulnerability that allows local attackers to crash the application by manipulating DialUp connection and license name fields. Attackers can generate a 1000-character payload and paste it into specific input fields to trigger application crashes and force unexpected termination.

Affected products

VendorProductAffectedFixed
Celestialsoftware AbsoluteTelnet 11.24 —

References