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CVE-2026-20048 Cisco NX-OS Software SNMP Denial of Service Vulnerability

🗓️ 25 Feb 2026 16:26:28Reported by ciscoType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

Cisco NX-OS SNMP DoS allows an authenticated attacker to trigger kernel panic and device reload.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-20048
25 Feb 202616:26
attackerkb
Circl
CVE-2026-20048
25 Feb 202617:29
circl
Cisco
Cisco Nexus 9000 Series Fabric Switches in ACI Mode SNMP Denial of Service Vulnerability
25 Feb 202616:00
cisco
Tenable Nessus
Cisco Nexus 9000 Series Fabric Switches in ACI Mode SNMP DoS (cisco-sa-nxos-dsnmp-cNN39Uh)
8 Apr 202600:00
nessus
CNNVD
Cisco Nexus 9000 Series Fabric Switches 安全漏洞
25 Feb 202600:00
cnnvd
CVE
CVE-2026-20048
25 Feb 202616:26
cve
EUVD
EUVD-2026-8668
25 Feb 202618:31
euvd
NVD
CVE-2026-20048
25 Feb 202617:25
nvd
Positive Technologies
PT-2026-21949
25 Feb 202600:00
ptsecurity
RedhatCVE
CVE-2026-20048
26 Feb 202622:34
redhatcve
Rows per page
[
  {
    "vendor": "Cisco",
    "product": "Cisco NX-OS System Software in ACI Mode",
    "versions": [
      {
        "version": "15.2(1g)",
        "status": "affected"
      },
      {
        "version": "15.2(2e)",
        "status": "affected"
      },
      {
        "version": "15.2(2f)",
        "status": "affected"
      },
      {
        "version": "15.2(2g)",
        "status": "affected"
      },
      {
        "version": "15.2(2h)",
        "status": "affected"
      },
      {
        "version": "15.2(3f)",
        "status": "affected"
      },
      {
        "version": "15.2(3e)",
        "status": "affected"
      },
      {
        "version": "15.2(3g)",
        "status": "affected"
      },
      {
        "version": "15.2(4d)",
        "status": "affected"
      },
      {
        "version": "15.2(4e)",
        "status": "affected"
      },
      {
        "version": "15.2(5c)",
        "status": "affected"
      },
      {
        "version": "15.2(5d)",
        "status": "affected"
      },
      {
        "version": "16.0(1g)",
        "status": "affected"
      },
      {
        "version": "15.2(5e)",
        "status": "affected"
      },
      {
        "version": "15.2(4f)",
        "status": "affected"
      },
      {
        "version": "15.2(6e)",
        "status": "affected"
      },
      {
        "version": "15.2(6h)",
        "status": "affected"
      },
      {
        "version": "16.0(1j)",
        "status": "affected"
      },
      {
        "version": "15.2(6g)",
        "status": "affected"
      },
      {
        "version": "15.2(7f)",
        "status": "affected"
      },
      {
        "version": "15.2(7g)",
        "status": "affected"
      },
      {
        "version": "16.0(2h)",
        "status": "affected"
      },
      {
        "version": "15.2(8d)",
        "status": "affected"
      },
      {
        "version": "16.0(2j)",
        "status": "affected"
      },
      {
        "version": "15.2(8e)",
        "status": "affected"
      },
      {
        "version": "16.0(3d)",
        "status": "affected"
      },
      {
        "version": "16.0(3e)",
        "status": "affected"
      },
      {
        "version": "15.2(8f)",
        "status": "affected"
      },
      {
        "version": "15.2(8g)",
        "status": "affected"
      },
      {
        "version": "15.3(1d)",
        "status": "affected"
      },
      {
        "version": "15.2(8h)",
        "status": "affected"
      },
      {
        "version": "16.0(4c)",
        "status": "affected"
      },
      {
        "version": "15.3(2a)",
        "status": "affected"
      },
      {
        "version": "15.2(8i)",
        "status": "affected"
      },
      {
        "version": "16.0(5h)",
        "status": "affected"
      },
      {
        "version": "15.3(2b)",
        "status": "affected"
      },
      {
        "version": "16.0(3g)",
        "status": "affected"
      },
      {
        "version": "16.0(5j)",
        "status": "affected"
      },
      {
        "version": "15.3(2c)",
        "status": "affected"
      },
      {
        "version": "16.0(6c)",
        "status": "affected"
      },
      {
        "version": "15.3(2d)",
        "status": "affected"
      },
      {
        "version": "16.1(1f)",
        "status": "affected"
      },
      {
        "version": "16.0(7e)",
        "status": "affected"
      },
      {
        "version": "16.0(8e)",
        "status": "affected"
      },
      {
        "version": "15.3(2e)",
        "status": "affected"
      },
      {
        "version": "16.0(8f)",
        "status": "affected"
      },
      {
        "version": "16.1(2f)",
        "status": "affected"
      },
      {
        "version": "16.1(2g)",
        "status": "affected"
      },
      {
        "version": "15.3(2f)",
        "status": "affected"
      },
      {
        "version": "16.0(9c)",
        "status": "affected"
      },
      {
        "version": "16.1(3f)",
        "status": "affected"
      },
      {
        "version": "16.0(9d)",
        "status": "affected"
      },
      {
        "version": "16.0(6h)",
        "status": "affected"
      },
      {
        "version": "16.0(8h)",
        "status": "affected"
      },
      {
        "version": "16.1(3g)",
        "status": "affected"
      },
      {
        "version": "16.0(9e)",
        "status": "affected"
      },
      {
        "version": "16.1(4h)",
        "status": "affected"
      }
    ],
    "defaultStatus": "unknown"
  }
]

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25 Feb 2026 16:26Current
CVSS 3.17.7
EPSS0.00302
21