CVE-2019-16278
CriticalPublished
Nostromo nhttpd Directory Traversal Vulnerability
- Published
- Oct 14, 2019
- Updated
- Oct 21, 2025
- Assigning CNA
- mitre
- Evidence observed
- Nov 1, 2019
Primary CVSS
9.8/ 10Critical
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H99.0%
High · next 30 days
- Percentile
- 99.9%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
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.
Sources
Repository evidence: Files: 2 · Repositories: 2
1 Module1 Template
http/cves/2019/CVE-2019-16278.yaml
Nuclei TemplatesDeclared conditions
- network: http($.protocol_keys)
- verification: regex($.matchers[*].type)
modules/exploits/multi/http/nostromo_code_exec.rb
Metasploit Framework modulesDeclared conditions
- platform: Linux,Unix($.exploit_multi/http/nostromo_code_exec.platform)
- verification: check_declared($.exploit_multi/http/nostromo_code_exec.check)
Responsible use
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