# CVE-2019-16278: Nostromo nhttpd Directory Traversal Vulnerability

> CVE-2019-16278: Nostromo nhttpd Directory Traversal Vulnerability. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2019-16278
Last updated: 2025-10-21T23:45:29Z

- Published: 2019-10-14 16:06 UTC · Updated: 2025-10-21 23:45 UTC · Assigner: mitre
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 99.0%, 100th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2024-11-07, federal due date 2024-11-28, ransomware use: Unknown

## Description

Directory Traversal in the function http\_verify in nostromo nhttpd through 1.9.6 allows an attacker to achieve remote code execution via a crafted HTTP request.

## CISA required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

## Affected vendors and products

- nazgul: nostromo\_nhttpd

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2019-16278)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2019-16278)
- [http://packetstormsecurity.com/files/155045/Nostromo-1.9.6-Directory-Traversal-Remote-Command-Execution.html](http://packetstormsecurity.com/files/155045/Nostromo-1.9.6-Directory-Traversal-Remote-Command-Execution.html)
- [http://packetstormsecurity.com/files/155802/nostromo-1.9.6-Remote-Code-Execution.html](http://packetstormsecurity.com/files/155802/nostromo-1.9.6-Remote-Code-Execution.html)
- [https://git.sp0re.sh/sp0re/Nhttpd-exploits](https://git.sp0re.sh/sp0re/Nhttpd-exploits)
- [https://sp0re.sh](https://sp0re.sh)
- [http://www.nazgul.ch/dev/nostromo\_cl.txt](http://www.nazgul.ch/dev/nostromo_cl.txt)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2019-16278 · Markdown: https://rewindex.com/cve/CVE-2019-16278.md · JSON: https://rewindex.com/api/v1/cves/CVE-2019-16278 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:10:06.406Z