Denial of service in Open Connectivity Foundation Universal Plug and Play (UPnP)

Published: 2020-06-10 | Updated: 2022-08-07
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-12695
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Universal Plug and Play (UPnP)
Other software / Other software solutions

Vendor Open Connectivity Foundation

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU28948

Risk: Medium


CVE-ID: CVE-2020-12695

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes


The vulnerability allows a remote attacker to perform a distributed denial of service (DDoS) attack.

The vulnerability exists due to a CallStranger issue in the UPnP SUBSCRIBE functionality. A remote attacker can send traffic to arbitrary destinations, leading to amplified DDoS attacks and data exfiltration.


Install updates from vendor's website.

Vulnerable software versions

Universal Plug and Play (UPnP): before 2020-04-17

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?