Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2020-4067 Details

Description

In coturn before version 4.5.1.3, there is an issue whereby STUN/TURN response buffer is not initialized properly. There is a leak of information between different client connections. One client (an attacker) could use their connection to intelligently query coturn to get interesting bytes in the padding bytes from the connection of another client. This has been fixed in 4.5.1.3.

Metrics

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00010.html CVEMailing ListThird Party Advisory
https://github.com/coturn/coturn/blob/aab60340b201d55c007bcdc853230f47aa2dfdf1/ChangeLog#L15 CVERelease Notes
https://github.com/coturn/coturn/issues/583 CVEIssue TrackingThird Party Advisory
https://github.com/coturn/coturn/security/advisories/GHSA-c8r8-8vp5-6gcm CVEThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00002.html CVEMailing ListThird Party Advisory

see all 18 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-665Improper Initialization[email protected]
CWE-665Improper Initialization[email protected]

Affected Products

ProductVersions
coturn project coturn
< 4.5.1.3

CPE

  • cpe:2.3:a:coturn_project:coturn:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
debian debian linux
8.0
9.0
10.0

CPE

  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
fedoraproject fedora
31
32

CPE

  • cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
  • cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
canonical ubuntu linux
16.04
18.04
19.10
20.04

CPE

  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*

Remediation

  • No remediation found in references.
opensuse leap
15.2

CPE

  • cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

12 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-4067
NVD Published Date:
Jun 29, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-4067 Details - Not Deferred