VulnerabilityModified
CVE-2020-6062
An exploitable denial-of-service vulnerability exists in the way CoTURN 4.5.1.1 web server parses POST requests.
HIGH 7.5EPSS 6.10%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.10%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 6.10% probability · 93th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- coturn project/coturn · debian/debian linux · fedoraproject/fedora · canonical/ubuntu linux
- Source
- talos-cna@cisco.com
References
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQZZPI34LAS3SFNW6Z2ZJ46RKVGEODNA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OUVZRXW5ZIGWVKOLF3NPXRPP74YX7BUY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XN2NK6FT7AMW5UIZNXDNHKEAYWAUMGSF/
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-0985Exploit, Third Party Advisory
- https://usn.ubuntu.com/4415-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4711Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HQZZPI34LAS3SFNW6Z2ZJ46RKVGEODNA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OUVZRXW5ZIGWVKOLF3NPXRPP74YX7BUY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XN2NK6FT7AMW5UIZNXDNHKEAYWAUMGSF/
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-0985Exploit, Third Party Advisory
- https://usn.ubuntu.com/4415-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4711Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.