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CVE-2021-47865

🗓️ 21 Jan 2026 17:27:44Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 5 Views

ProFTPD version 1.3.7a suffers remote denial of service from many simultaneous connections.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2021-47865
21 Jan 202617:27
attackerkb
AlpineLinux
CVE-2021-47865
21 Jan 202617:27
alpinelinux
CNNVD
ProFTPD security vulnerabilities
21 Jan 202600:00
cnnvd
Cvelist
CVE-2021-47865 ProFTPD 1.3.7a - Remote Denial of Service
21 Jan 202617:27
cvelist
EUVD
EUVD-2026-3621
21 Jan 202617:27
euvd
NVD
CVE-2021-47865
21 Jan 202618:16
nvd
OSV
CVE-2021-47865
21 Jan 202618:16
osv
OSV
UBUNTU-CVE-2021-47865
21 Jan 202618:16
osv
Positive Technologies
PT-2026-3817
21 Jan 202600:00
ptsecurity
RedhatCVE
CVE-2021-47865
21 Jan 202619:50
redhatcve
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Vulners
CNA
Node
proftpdproftpdMatch1.3.7a
[
  {
    "defaultStatus": "unaffected",
    "product": "ProFTPD",
    "vendor": "ProFTPD",
    "versions": [
      {
        "status": "affected",
        "version": "1.3.7a"
      }
    ]
  }
]

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15 Apr 2026 00:35Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17.5
CVSS 48.7
EPSS0.00041
SSVC
5