CVE-2020-4067

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.90% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 77.8% of scored records. A rank, not a probability.

NVD base score

7.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-06-29 19:55Z6 YR AGO

Last updated

2024-08-04 07:52Z2 YR AGO

Reserved

2019-12-30

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 7.0)

CNA CVSS vector

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

Weaknesses

• CWE-665Improper InitializationClass

Data version

5.1

Document digest

ea79d1e420bf17e628891e663677013848c744d712cc7577f9adc1b355e36aa1

• github.comhttps://github.com/coturn/coturn/security/advisories/GHSA-c8r8-8vp5-6gcmx_refsource_CONFIRM
• github.comhttps://github.com/coturn/coturn/issues/583x_refsource_MISC
• github.comhttps://github.com/coturn/coturn/blob/aab60340b201d55c007bcdc853230f47aa2dfdf1/ChangeLog#L15x_refsource_MISC
• www.debian.orgDSA-4711https://www.debian.org/security/2020/dsa-4711vendor-advisoryx_refsource_DEBIAN
• lists.debian.org[debian-lts-announce] 20200701 [SECURITY] [DLA 2271-1] coturn security updatehttps://lists.debian.org/debian-lts-announce/2020/07/msg00002.htmlmailing-listx_refsource_MLIST
• lists.opensuse.orgopenSUSE-SU-2020:0937http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00010.htmlvendor-advisoryx_refsource_SUSE
• usn.ubuntu.comUSN-4415-1https://usn.ubuntu.com/4415-1/vendor-advisoryx_refsource_UBUNTU
• lists.fedoraproject.orgFEDORA-2020-9eadf517dehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TNJJO77ZLGGFJWNUGP6VDG5HPAC5UDBK/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2020-d946f64eeahttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5G35UBNSRLL6SYRTODYTMBJ65TLQILUM/vendor-advisoryx_refsource_FEDORA