CVE-2020-6062

Name: CVE-2020-6062
Creator: NVD / NIST
Published: 2020-02-19T19:15:12.227+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 5.96%

Last modified Jun 17, 2026

CVE-2020-6062 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An exploitable denial-of-service vulnerability exists in the way CoTURN 4.5.1.1 web server parses POST requests. A specially crafted HTTP POST request can lead to server crash and denial of service. EPSS estimates a 5.96% chance of exploitation in the next 30 days.

Description

An exploitable denial-of-service vulnerability exists in the way CoTURN 4.5.1.1 web server parses POST requests. A specially crafted HTTP POST request can lead to server crash and denial of service. An attacker needs to send an HTTP request to trigger this vulnerability.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

5.96%

92.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Coturn Project	Coturn	4.5.1.1
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Fedoraproject	Fedora	30
Fedoraproject	Fedora	31
Fedoraproject	Fedora	32
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.10
Canonical	Ubuntu Linux	20.04

References

Timeline

Published: Feb 19, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-6062?

How severe is CVE-2020-6062?

CVE-2020-6062 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 5.96% probability of exploitation in the next 30 days.

How do I fix CVE-2020-6062?

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-2020-6062?

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

Scan your code now

Source: NVD / NIST