Linux Malicious File Detection

critical Nessus Plugin ID 126258
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


Nessus detected malicious files on the remote host.


The checksum of one or more files on the remote Linux host matches known malware.

Note that Nessus has only scanned Linux executable binaries and libraries.

Plugin Details

Severity: Critical

ID: 126258

File Name: linux_malware_scan_filescan.nbin

Version: 1.113

Type: remote

Agent: unix

Family: Backdoors

Published: 6/26/2019

Updated: 9/27/2021

Dependencies: ssh_get_info.nasl, command_builder_init.nasl

Risk Information

CVSS Score Source: manual

CVSS Score Rationale: The detection is suspected as being malware.


Risk Factor: Critical

Base Score: 10

Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C


Risk Factor: Critical

Base Score: 10

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

Vulnerability Information

Required KB Items: Host/uname