CVE-2020-6061

Publication date 19 February 2020

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

An exploitable heap out-of-bounds read vulnerability exists in the way CoTURN 4.5.1.1 web server parses POST requests. A specially crafted HTTP POST request can lead to information leaks and other misbehavior. An attacker needs to send an HTTPS request to trigger this vulnerability.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
coturn	20.04 LTS focal	Fixed 4.5.1.1-1.1ubuntu0.20.04.1
	19.10 eoan	Fixed 4.5.1.1-1.1ubuntu0.19.10.1
	18.04 LTS bionic	Fixed 4.5.0.7-1ubuntu2.18.04.2
	16.04 LTS xenial	Fixed 4.5.0.3-1ubuntu0.3
	14.04 LTS trusty	Not in release

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-4415-1
coTURN vulnerabilities
6 July 2020