CVE-2020-36881

Name: CVE-2020-36881
Creator: NVD / NIST
Published: 2025-12-05T18:15:54.047+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.6/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2020-36881 is a high-severity vulnerability rated 8.6/10 on the CVSS scale. Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Input Directory' component that allows unauthenticated attackers to execute arbitrary code on the system. Attackers can exploit this by pasting a specially crafted directory path into the 'Add Input Directory' field.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Input Directory' component that allows unauthenticated attackers to execute arbitrary code on the system. Attackers can exploit this by pasting a specially crafted directory path into the 'Add Input Directory' field.

Metrics

CVSS 3.1

7.8/10

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

CVSS 4.0

8.6/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.32%

23.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Flexense	Diskboss	7.7.14

References

https://github.com/x00x00x00x00/diskboss_7.7.14/raw/master/Broken Link
https://github.com/x00x00x00x00/diskboss_7.7.14/raw/master/diskboss_setup_v7.7.14.exeProduct
https://www.diskboss.com/Product
https://www.exploit-db.com/exploits/48279Exploit, Third Party Advisory, VDB Entry
https://www.vulncheck.com/advisories/flexsense-diskboss-add-input-directory-buffer-overflowThird Party Advisory

Timeline

Published: Dec 5, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2020-36881?

How severe is CVE-2020-36881?

CVE-2020-36881 has a CVSS score of 8.6/10 (HIGH severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2020-36881?

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-2020-36881?

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

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Source: NVD / NIST