CVE-2020-9345

Name: CVE-2020-9345
Creator: NVD / NIST
Published: 2020-03-20T03:15:13.827+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.92%

Last modified Jun 17, 2026

CVE-2020-9345 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An issue was discovered in signotec signoPAD-API/Web (formerly Websocket Pad Server) before 3.1.1 on Windows. It is possible to perform a Denial of Service attack because the application doesn't limit the number of opened WebSocket sockets. EPSS estimates a 0.92% chance of exploitation in the next 30 days.

Description

An issue was discovered in signotec signoPAD-API/Web (formerly Websocket Pad Server) before 3.1.1 on Windows. It is possible to perform a Denial of Service attack because the application doesn't limit the number of opened WebSocket sockets. If a victim visits an attacker-controlled website, this vulnerability can be exploited.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.92%

55.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-770

Affected Software

Vendor	Product	Versions
Signotec	Signopad-Api\/Web	< 3.1.1

References

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2019-052.txtExploit, Third Party Advisory
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2019-052.txtExploit, Third Party Advisory

Timeline

Published: Mar 20, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-9345?

How severe is CVE-2020-9345?

CVE-2020-9345 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.

How do I fix CVE-2020-9345?

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-2020-9345?

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

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Source: NVD / NIST