Description
The ABB IDAL HTTP server mishandles format strings in a username or cookie during the authentication process. Attempting to authenticate with the username %25s%25p%25x%25n will crash the server. Sending %08x.AAAA.%08x.%08x will log memory content from the stack.
Advisories 1
- ICSA-19-178-01 ABB PB610 Panel Builder 600 CISA ICS & IT advisories · Jun 27, 2019
References
- 20190624 XL-19-012 - ABB IDAL HTTP Server Uncontrolled Format String Vulnerability mailing-list
- https://search.abb.com/library/Download.aspx?DocumentID=3ADR010377&LanguageCode=en&DocumentPartId=&Action=Launch
- http://packetstormsecurity.com/files/153404/ABB-IDAL-HTTP-Server-Uncontrolled-Format-String.html
- 108886 vdb-entry
- https://www.darkmatter.ae/xen1thlabs/abb-idal-http-server-uncontrolled-format-string-vulnerability-xl-19-012/