Vulnerability in Coturn
CVE-2020-4067
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…
Vulnerability class: Dirty Pipe (CVE-2022-0847)
EPSS: 0.019 (77.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L.
Affected products
- Coturn — versions >= 5.1.1, < 6.0.0
- Coturn_project Coturn
- Canonical Ubuntu_linux — versions 16.04, 18.04, 19.10
- Debian Debian_linux — versions 8.0, 9.0, 10.0
- Fedoraproject Fedora — versions 31, 32
- Opensuse Leap — versions 15.2
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
- security-advisories@github.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- security-advisories@github.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security-advisories@github.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- security-advisories@github.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security-advisories@github.com (x_refsource_FEDORA, vendor-advisory)
- security-advisories@github.com (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2020-4067?
- CVE-2020-4067 is a high-severity vulnerability in Coturn, classified under Improper Initialization. CVSS score: 7.0/10. Published 2020-06-29.
- How severe is CVE-2020-4067?
- High severity. CVSS v3 base score is 7.0 out of 10.