What’s Vulnerable › Vulnerabilities

CVE-2022-48253

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-01-11 · updated 2026-06-17
• Weakness: CWE-22

Description

nhttpd in Nostromo before 2.1 is vulnerable to a path traversal that may allow an attacker to execute arbitrary commands on the remote server. The vulnerability occurs when the homedirs option is used.

Affected products

• Nazgul Nostromo: before 2.1 — fixed in 2.1

How to fix

Upgrade to a fixed version: Nazgul Nostromo 2.1. Check the vendor advisory for mitigations.

References

• https://nazgul.ch/dev/nostromo_cl.txt
• https://www.soteritsecurity.com/blog/2023/01/nostromo_from_directory_traversal_to_RCE.html
• https://nazgul.ch/dev/nostromo_cl.txt
• https://www.soteritsecurity.com/blog/2023/01/nostromo_from_directory_traversal_to_RCE.html

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