CVE-2020-12447

Name: CVE-2020-12447
Creator: NVD / NIST
Published: 2020-04-29T03:15:17.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 11.82%

Last modified Jun 17, 2026

CVE-2020-12447 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 11.82% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

11.82%

95.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Onkyo	Tx-Nr585 Firmware	1000-0000-000-0008-0000

References

https://blog.spookysec.net/onkyo-lfi/Exploit, Third Party Advisory
https://blog.spookysec.net/onkyo-lfi/Exploit, Third Party Advisory

Timeline

Published: Apr 29, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12447?

How severe is CVE-2020-12447?

CVE-2020-12447 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 11.82% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12447?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-12447?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST