VulnerabilityAnalyzed

CVE-2019-16278

Nostromo nhttpd Directory Traversal Vulnerability

KEVCRITICAL 9.8EPSS 99.0%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 28 November 2024). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

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.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 99.03% probability · 100th percentile
CISA KEV: Listed 7 November 2024 · due 28 November 2024
Weakness: CWE-22
Affected: nazgul/nostromo nhttpd
Source: cve@mitre.org

CISA notes

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. https://www.nazgul.ch/dev/nostromo_cl.txt ; https://nvd.nist.gov/vuln/detail/CVE-2019-16278

References

http://packetstormsecurity.com/files/155045/Nostromo-1.9.6-Directory-Traversal-Remote-Command-Execution.htmlExploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/155802/nostromo-1.9.6-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
http://www.nazgul.ch/dev/nostromo_cl.txtRelease Notes
https://git.sp0re.sh/sp0re/Nhttpd-exploitsBroken Link, Exploit, Third Party Advisory
https://sp0re.shBroken Link, Not Applicable
http://packetstormsecurity.com/files/155045/Nostromo-1.9.6-Directory-Traversal-Remote-Command-Execution.htmlExploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/155802/nostromo-1.9.6-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
http://www.nazgul.ch/dev/nostromo_cl.txtRelease Notes
https://git.sp0re.sh/sp0re/Nhttpd-exploitsBroken Link, Exploit, Third Party Advisory
https://sp0re.shBroken Link, Not Applicable
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-16278US Government Resource

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.