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CVE-2021-47827

HIGH 7.5

Our Analysis: Embedded

Our model has classified this vulnerability as relevant to Embedded Systems, helping your team prioritize efforts effectively.

Published Date January 16, 2026
Last Modified January 26, 2026
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

WebSSH for iOS 14.16.10 contains a denial of service vulnerability in the mashREPL tool that allows attackers to crash the application by pasting malformed input. Attackers can trigger the vulnerability by copying a 300-character buffer of repeated 'A' characters into the mashREPL input field, causing the application to crash.