fkie_cve-2019-1812
Vulnerability from fkie_nvd
Published
2019-05-15 23:29
Modified
2024-11-21 04:37
Summary
A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability exists because software digital signatures are not properly verified during CLI command execution. An attacker could exploit this vulnerability to install an unsigned software image on an affected device.
Impacted products
Vendor Product Version
cisco nx-os *
cisco nx-os *
cisco nexus_3048 -
cisco nexus_31108pc-v -
cisco nexus_31108tc-v -
cisco nexus_31128pq -
cisco nexus_3132c-z -
cisco nexus_3132q-v -
cisco nexus_3132q-x\/3132q-xl -
cisco nexus_3164q -
cisco nexus_3172pq\/pq-xl -
cisco nexus_3172tq-xl -
cisco nexus_3232c -
cisco nexus_3264c-e -
cisco nexus_3264q -
cisco nexus_3408-s -
cisco nexus_34180yc -
cisco nexus_3432d-s -
cisco nexus_3464c -
cisco nexus_3524-x\/xl -
cisco nexus_3548-x\/xl -
cisco nexus_36180yc-r -
cisco nexus_3636c-r -
cisco nx-os *
cisco nx-os *
cisco n9k-c9504-fm-r -
cisco n9k-c9508-fm-r -
cisco nexus_36180yc-r -
cisco nexus_3636c-r -
cisco nx-os *
cisco nx-os *
cisco 9432pq -
cisco 9536pq -
cisco 9636pq -
cisco 9736pq -
cisco n9k-x9432c-s -
cisco n9k-x9464px -
cisco n9k-x9464tx2 -
cisco n9k-x9564px -
cisco n9k-x9564tx -
cisco n9k-x9636c-r -
cisco n9k-x9636c-rx -
cisco n9k-x97160yc-ex -
cisco n9k-x9732c-ex -
cisco n9k-x9732c-fx -
cisco n9k-x9736c-ex -
cisco n9k-x9736c-fx -
cisco n9k-x9788tc-fx -
cisco nexus_92160yc-x -
cisco nexus_92300yc -
cisco nexus_93108tc-ex -
cisco nexus_93108tc-fx -
cisco nexus_93120tx -
cisco nexus_9316d-gx -
cisco nexus_93180lc-ex -
cisco nexus_93180yc-ex -
cisco nexus_93180yc-fx -
cisco nexus_93216tc-fx2 -
cisco nexus_93240yc-fx2 -
cisco nexus_9332c -
cisco nexus_93360yc-fx2 -
cisco nexus_9336c-fx2 -
cisco nexus_9348gc-fxp -
cisco nexus_93600cd-gx -
cisco nexus_9364c -
cisco nexus_9500_supervisor_a -
cisco nexus_9500_supervisor_a\+ -
cisco nexus_9500_supervisor_b -
cisco nexus_9500_supervisor_b\+ -
cisco nexus_9504 -
cisco nexus_9508 -
cisco nexus_9516 -
cisco x9636q-r -



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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability exists because software digital signatures are not properly verified during CLI command execution. An attacker could exploit this vulnerability to install an unsigned software image on an affected device."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad en la funci\u00f3n Image Signature Verification del software Cisco NX-OS podr\u00eda permitir que un atacante local autenticado con credenciales de administrador para instalar una imagen de software malintencionado en un dispositivo afectado. La vulnerabilidad se debe a que las firmas digitales del software no se verifican correctamente durante la ejecuci\u00f3n del comando CLI. Un atacante podr\u00eda aprovechar esta vulnerabilidad para instalar una imagen de software sin firmar en un dispositivo afectado."
    }
  ],
  "id": "CVE-2019-1812",
  "lastModified": "2024-11-21T04:37:26.070",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9,
        "source": "psirt@cisco.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-05-15T23:29:01.277",
  "references": [
    {
      "source": "psirt@cisco.com",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/108425"
    },
    {
      "source": "psirt@cisco.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-sisv2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Broken Link",
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "http://www.securityfocus.com/bid/108425"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-sisv2"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ],
      "source": "psirt@cisco.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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