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CVE-2020-6062
An exploitable denial-of-service vulnerability exists in the way CoTURN 4.5.1.1 web server parses POST requests. A specially crafted HTTP…
Medium5.9EPSS 6.1%
- Published
- Updated
- Reserved
- Assigned by
- talos
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.
Timeline
ID reserved
By talos
- 43 days later
· 43 days later
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| talosCNA (assigner) | 3.0 | Medium5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 6.1% · top 6.5% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.
Weakness
- denial of service
- CWE-476 (opens in a new tab)All about CWE-476 and its CVEs
Affected products
CoTURN
- affected CoTURN 4.5.1.1
References (6)
- FEDORA-2020-f3fcb1608a (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-305c173af8 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-6efa0fc869 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- DSA-4711 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- USN-4415-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-0985 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2020-6062)Record last updated .