CVE-2020-14031

Name: CVE-2020-14031
Creator: NVD / NIST
Published: 2020-09-22T18:15:23.903+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 1.59%

Last modified Jun 17, 2026

CVE-2020-14031 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. The outbox functionality of the TXT File module can be used to delete all/most files in a folder. EPSS estimates a 1.59% chance of exploitation in the next 30 days.

Description

An issue was discovered in Ozeki NG SMS Gateway through 4.17.6. The outbox functionality of the TXT File module can be used to delete all/most files in a folder. Because the product usually runs as NT AUTHORITY\SYSTEM, the only files that will not be deleted are those currently being run by the system and/or files that have special security attributes (e.g., Windows Defender files).

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

1.59%

72.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Ozeki	Ozeki Ng Sms Gateway	<= 4.17.6

References

http://www.ozeki.hu/index.php?owpn=231Vendor Advisory
https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-14031-Arbitary%20File%20Delete-Ozeki%20SMS%20GatewayExploit, Third Party Advisory
http://www.ozeki.hu/index.php?owpn=231Vendor Advisory
https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-14031-Arbitary%20File%20Delete-Ozeki%20SMS%20GatewayExploit, Third Party Advisory

Timeline

Published: Sep 22, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14031?

How severe is CVE-2020-14031?

CVE-2020-14031 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.59% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14031?

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-2020-14031?

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

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Source: NVD / NIST