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CVE-2017-7175

CriticalPublished

NfSen before 1.3.8 allows remote attackers to execute arbitrary OS commands via shell metacharacters in the customfmt parameter (aka the "Custom output...

Published: Jul 10, 2017
Updated: Aug 5, 2024
Assigning CNA: mitre
Evidence observed: Jul 11, 2017

Primary CVSS

9.9/ 10Critical

nvd · CVSS 3.0

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS probability estimate

4.9%

Low · next 30 days

Percentile: 91.7%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

NfSen before 1.3.8 allows remote attackers to execute arbitrary OS commands via shell metacharacters in the customfmt parameter (aka the "Custom output format" field).

Sources

NfSen < 1.3.7 / AlienVault OSSIM 4.3.1 - 'customfmt' Command InjectionExploit
Paul Taylor · linux · Jul 11, 2017

Responsible use

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