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CVE-2022-31734

Estado: ModificadaMedia (6.1)—

** No soportado cuando se asignó ** Los Switches Cisco Catalyst 2940 Series proporcionados por Cisco Systems, Inc. contienen una vulnerabilidad de tipo Cross-site scripting reflejado en la generación de páginas de error. Puede ejecutarse un script arbitrario en el navegador web del usuario que está usando el producto. El firmware afectado es versiones anteriores a 12.2(50)SY publicada en 2011, y los switches Cisco Catalyst 2940 Series están retirados desde enero de 2015

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Cisco — Ws-c2940-8tf-s FirmwareCisco — Ws-c2940-8tt-s Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2022-31734",
  "cveTags": [
    {
      "tags": [
        "unsupported-when-assigned"
      ],
      "sourceIdentifier": "vultures@jpcert.or.jp"
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "vultures@jpcert.or.jp",
      "affectedData": [
        {
          "vendor": "Cisco Systems, Inc.",
          "product": "Cisco Catalyst 2940 Series Switches",
          "versions": [
            {
              "status": "affected",
              "version": "firmware versions prior to 12.2(50)SY"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-06-20T10:15:07.950",
  "references": [
    {
      "url": "https://jvn.jp/en/jp/JVN94363766/index.html",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "https://www.cisco.com/c/en/us/obsolete/switches/cisco-catalyst-2940-series-switches.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "vultures@jpcert.or.jp"
    },
    {
      "url": "https://jvn.jp/en/jp/JVN94363766/index.html",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.cisco.com/c/en/us/obsolete/switches/cisco-catalyst-2940-series-switches.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cisco Catalyst 2940 Series Switches provided by Cisco Systems, Inc. contain a reflected cross-site scripting vulnerability regarding error page generation. An arbitrary script may be executed on the web browser of the user who is using the product. The affected firmware is prior to 12.2(50)SY released in 2011, and Cisco Catalyst 2940 Series Switches have been retired since January 2015"
    },
    {
      "lang": "es",
      "value": "** No soportado cuando se asignó ** Los Switches Cisco Catalyst 2940 Series proporcionados por Cisco Systems, Inc. contienen una vulnerabilidad de tipo Cross-site scripting reflejado en la generación de páginas de error. Puede ejecutarse un script arbitrario en el navegador web del usuario que está usando el producto. El firmware afectado es versiones anteriores a 12.2(50)SY publicada en 2011, y los switches Cisco Catalyst 2940 Series están retirados desde enero de 2015"
    }
  ],
  "lastModified": "2026-06-17T04:46:10.177",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:cisco:ws-c2940-8tf-s_firmware:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CAA5DAFB-CC7C-40AB-87DE-C36D7F5F6F90",
              "versionEndExcluding": "12.2\\(50\\)sy"
            }
          ],
          "operator": "OR"
        },
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  ],
  "sourceIdentifier": "vultures@jpcert.or.jp"
}