The ABB IDAL FTP server mishandles format strings in a username during the authentication process. Attempting to authenticate with the username %s%p%x%d will crash the server. Sending %08x.AAAA.%08x.%08x will log memory content from the stack.
https://www.darkmatter.ae/xen1thlabs/published-advisories/
http://www.securityfocus.com/bid/108886
https://search.abb.com/library/Download.aspx?DocumentID=3ADR010377&LanguageCode=en&DocumentPartId=&Action=Launch
http://seclists.org/fulldisclosure/2019/Jun/33
http://packetstormsecurity.com/files/153386/ABB-IDAL-FTP-Server-Uncontrolled-Format-String.html
Source: Mitre, NVD
Published: 2019-06-24
Updated: 2026-06-17
Base Score: 5.8
Vector: CVSS2#AV:A/AC:L/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00334