CVE-2020-36488

Name: CVE-2020-36488
Creator: NVD / NIST
Published: 2021-10-22T20:15:11.203+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.29%

Last modified Jun 17, 2026

CVE-2020-36488 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue in the FTP server of Sky File v2.1.0 allows attackers to perform directory traversal via `/null//` path commands.. EPSS estimates a 1.29% chance of exploitation in the next 30 days.

Description

An issue in the FTP server of Sky File v2.1.0 allows attackers to perform directory traversal via `/null//` path commands.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.29%

66.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Sky File Project	Sky File	2.1.0

References

https://www.vulnerability-lab.com/get_content.php?id=2207Exploit, Third Party Advisory
https://www.vulnerability-lab.com/get_content.php?id=2207Exploit, Third Party Advisory

Timeline

Published: Oct 22, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-36488?

An issue in the FTP server of Sky File v2.1.0 allows attackers to perform directory traversal via `/null//` path commands.

How severe is CVE-2020-36488?

CVE-2020-36488 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.29% probability of exploitation in the next 30 days.

How do I fix CVE-2020-36488?

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-2020-36488?

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

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Source: NVD / NIST