CVE DATABASE / CVE-2019-16278
CVE-2019-16278
Nostromo nhttpd Directory Traversal Vulnerability
CVSS 9.8 · CRITICAL
⚠ CISA KEV — ACTIVELY EXPLOITED
On the CISA KEV catalog
Confirmed exploited in the wild. Added 2024-11-07.
Federal remediation due 2024-11-28.
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Summary
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.
CVSS 3.1 breakdown
| Base score | 9.8 (CRITICAL) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
Nazgul nostromo nhttpd
Check this CVE live
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References
- 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://www.nazgul.ch/dev/nostromo_cl.txt
- https://git.sp0re.sh/sp0re/Nhttpd-exploits
- https://sp0re.sh
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-16278
Data: NIST NVD + CISA KEV. NVD last modified 2025-11-06. Always verify against the vendor advisory before acting.