THREATPORT/VULNERABILITY/CVE-2020-6062
HIGH SEVERITY

CVE-2020-6062

Coturn vulnerability

CVSS
7.5
EPSS
6.1%
EPSS pct
93th
Exploited
No known
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.
Affected vendor
Coturn Project
Affected product
Coturn
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
  • CWE-476 — NULL Pointer Dereference
Published
2020-02-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 6.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2020-6062

  • Confirm whether Coturn Project Coturn is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-6062.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-6062

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-6062 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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