CVE-2020-9343 — MEDIUM (6.5)

Q: How severe is CVE-2020-9343?

CVE-2020-9343 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2020-9343?

Check the references section above for vendor advisories and patch information. Affected products include: Signotec Signopad-Api\/Web, Microsoft Windows.

Vulnerability 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 implementation doesn't limit the parsing of nested JSON structures. If a victim visits an attacker-controlled website, this vulnerability can be exploited via WebSocket data with a deeply nested JSON array.

CVSS Score

6.5

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

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

References

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2019-053.tExploitThird Party Advisory
https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2019-053.tExploitThird Party Advisory

FAQ

What is CVE-2020-9343?

CVE-2020-9343 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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 implementation doesn't li...

How severe is CVE-2020-9343?

CVE-2020-9343 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-9343?

Check the references section above for vendor advisories and patch information. Affected products include: Signotec Signopad-Api\/Web, Microsoft Windows.