Netskope Threat Labs

BROWSER-CHROME Google Chrome FTP handling out-of-bounds array index denial of service attempt

IPS-CFW

1 SID: 16795

First seen
January 2025
Last seen
July 2025

Detects malformed FTP server responses that trigger an out-of-bounds array index in Chrome's legacy FTP client and crash the browser (denial of service). Chrome removed the FTP implementation in 2021, so this signature mostly applies to outdated or embedded clients.

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