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.

INFO

Published Date :

2026-01-16T19:09:31.864Z

Last Modified :

2026-01-16T21:32:47.489Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2021-47827 vulnerability.

Vendors Products
Apple
  • Ios
Webssh
  • Webssh
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2021-47827.

URL Resource
https://apps.apple.com/mx/app/webssh-ssh-client/id497714887 cve-icon cve-icon
https://www.exploit-db.com/exploits/49883 cve-icon cve-icon
https://www.vulncheck.com/advisories/webssh-for-ios-mashrepl-denial-of-service cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact