CVE-2020-14023

Name: CVE-2020-14023
Creator: NVD / NIST
Published: 2020-09-22T18:15:23.48+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.9/10EPSS 0.98%

Last modified Jun 17, 2026

CVE-2020-14023 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. Ozeki NG SMS Gateway through 4.17.6 allows SSRF via SMS WCF or RSS To SMS.. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

Description

Ozeki NG SMS Gateway through 4.17.6 allows SSRF via SMS WCF or RSS To SMS.

Metrics

CVSS 3.1

4.9/10

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

EPSS Probability

0.98%

57.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-918

Affected Software

Vendor	Product	Versions
Ozeki	Ozeki Ng Sms Gateway	<= 4.17.6

References

https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-14023-Server%20Side%20Request%20Forgery-Ozeki%20SMS%20GatewayExploit, Third Party Advisory
https://www.ozeki.hu/index.php?owpn=231Product, Vendor Advisory
https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-14023-Server%20Side%20Request%20Forgery-Ozeki%20SMS%20GatewayExploit, Third Party Advisory
https://www.ozeki.hu/index.php?owpn=231Product, Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2020-14023?

Ozeki NG SMS Gateway through 4.17.6 allows SSRF via SMS WCF or RSS To SMS.

How severe is CVE-2020-14023?

CVE-2020-14023 has a CVSS score of 4.9/10 (MEDIUM severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14023?

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-2020-14023?

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

Scan your code now

Source: NVD / NIST