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CVE-2021-47854

🗓️ 21 Jan 2026 17:27:38Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 12 Views

CVE-2021-47854: DD-WRT 45723 UPNP overflow enables remote code execution via oversized M-SEARCH UUID payload.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2021-47854
21 Jan 202617:27
attackerkb
CNNVD
DD-WRT security vulnerabilities
21 Jan 202600:00
cnnvd
Cvelist
CVE-2021-47854 DD-WRT 45723 - UPNP Buffer Overflow
21 Jan 202617:27
cvelist
EUVD
EUVD-2026-3629
21 Jan 202617:27
euvd
NVD
CVE-2021-47854
21 Jan 202618:16
nvd
Positive Technologies
PT-2026-3807
21 Jan 202600:00
ptsecurity
Vulnrichment
CVE-2021-47854 DD-WRT 45723 - UPNP Buffer Overflow
21 Jan 202617:27
vulnrichment
Vulners
Node
[
  {
    "vendor": "embeDD GmbH",
    "product": "DD-WRT",
    "versions": [
      {
        "version": "45723",
        "status": "affected"
      }
    ]
  }
]

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17 Jun 2026 04:18Current
6.4Medium risk
Vulners AI Score6.4
CVSS 48.7
CVSS 3.19.8
EPSS0.00975
SSVC
12