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CVE-2026-20167

🗓️ 06 May 2026 16:15:57Reported by ciscoType 
cve
 cve
🔗 web.nvd.nist.gov👁 67 Views

Cisco IoT Field Network Director allows an attacker to crash remote routers via crafted input.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-20167
6 May 202616:15
–attackerkb
bdu_fstec
BDU FSTEC
Cisco IoT Field Network Director DoS
13 May 202600:00
–bdu_fstec
circl
Circl
CVE-2026-20167
6 May 202617:23
–circl
cisco
Cisco
Cisco IoT Field Network Director Vulnerabilities
6 May 202616:00
–cisco
cnnvd
CNNVD
Cisco IoT Field Network Director Access Control Vulnerability
6 May 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-20167 Cisco IoT Field Network Director Remote Device Denial of Service Vulnerability
6 May 202616:15
–cvelist
euvd
EUVD
EUVD-2026-27850
6 May 202618:30
–euvd
nvd
NVD
CVE-2026-20167
6 May 202617:16
–nvd
ptsecurity
Positive Technologies
PT-2026-37650
6 May 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-20167: Improper Access Control
6 May 202600:00
–rapid7
Rows per page
NVD
[
  {
    "vendor": "Cisco",
    "product": "Cisco IoT Field Network Director (IoT-FND)",
    "versions": [
      {
        "version": "4.5.1",
        "status": "affected"
      },
      {
        "version": "4.4.3",
        "status": "affected"
      },
      {
        "version": "4.1.0",
        "status": "affected"
      },
      {
        "version": "4.1.3",
        "status": "affected"
      },
      {
        "version": "4.6.1",
        "status": "affected"
      },
      {
        "version": "4.1.1",
        "status": "affected"
      },
      {
        "version": "4.4.0",
        "status": "affected"
      },
      {
        "version": "4.2.0",
        "status": "affected"
      },
      {
        "version": "4.4.2",
        "status": "affected"
      },
      {
        "version": "4.3.0",
        "status": "affected"
      },
      {
        "version": "4.6.0",
        "status": "affected"
      },
      {
        "version": "4.4.4",
        "status": "affected"
      },
      {
        "version": "4.3.2",
        "status": "affected"
      },
      {
        "version": "4.1.2",
        "status": "affected"
      },
      {
        "version": "4.4.1",
        "status": "affected"
      },
      {
        "version": "4.5.0",
        "status": "affected"
      },
      {
        "version": "4.3.1",
        "status": "affected"
      },
      {
        "version": "4.7.0",
        "status": "affected"
      },
      {
        "version": "4.6.2",
        "status": "affected"
      },
      {
        "version": "4.7.1",
        "status": "affected"
      },
      {
        "version": "4.7.2",
        "status": "affected"
      },
      {
        "version": "4.8.0",
        "status": "affected"
      },
      {
        "version": "4.8.1",
        "status": "affected"
      },
      {
        "version": "4.9.0",
        "status": "affected"
      },
      {
        "version": "4.9.1",
        "status": "affected"
      },
      {
        "version": "4.10.0",
        "status": "affected"
      },
      {
        "version": "4.9.2",
        "status": "affected"
      },
      {
        "version": "4.11.0",
        "status": "affected"
      },
      {
        "version": "4.12.0",
        "status": "affected"
      },
      {
        "version": "4.12.1",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]

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