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Vulnerability record · CVE-2020-12447 · published 29 April 2020

CVE-2020-12447: Onkyo tx-nr585 firmware path traversal vulnerability

Onkyo · Tx Nr585 Firmware

A Local File Inclusion (LFI) issue on Onkyo TX-NR585 1000-0000-000-0008-0000 devices allows remote unauthenticated users on the network to read sensitive files via %2e%2e%2f directory traversal, as demonstrated by reading /etc/shadow.

7.5 CVSS 3.1 High EPSS 14% · top 3.6% CWE-22 · Path traversal
7.5CVSS 3.1 base score, v2 5.0
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

A Local File Inclusion (LFI) issue on Onkyo TX-NR585 1000-0000-000-0008-0000 devices allows remote unauthenticated users on the network to read sensitive files via %2e%2e%2f directory traversal, as demonstrated by reading /etc/shadow.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://blog.spookysec.net/onkyo-lfi/ ExploitThird Party Advisory
https://blog.spookysec.net/onkyo-lfi/ ExploitThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-12447), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.