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CVE-2013-1235

Estado: ModificadaMedia (5)—

Cisco Wireless LAN Controller (WLC) devices do not properly address the resource consumption of terminated TELNET sessions, which allows remote attackers to cause a denial of service (TELNET outage) by making many TELNET connections and improperly ending these connections, aka Bug ID CSCug35507.

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 (16)

Cisco — 2000 Wireless LAN ControllerCisco — 2100 Wireless LAN ControllerCisco — 2106 Wireless LAN ControllerCisco — 2112 Wireless LAN ControllerCisco — 2125 Wireless LAN ControllerCisco — 2500 Wireless LAN ControllerCisco — 2504 Wireless LAN ControllerCisco — 4100 Wireless LAN ControllerCisco — 4400 Wireless LAN ControllerCisco — 4402 Wireless LAN ControllerCisco — 4404 Wireless LAN ControllerCisco — 5500 Wireless LAN ControllerCisco — 7500 Wireless LAN ControllerCisco — 8500 Wireless LAN ControllerCisco — Airespace 4000 Wireless LAN ControllerCisco — Wireless LAN Controller

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2013-1235",
  "cveTags": [],
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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      "affectedData": [
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          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
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  ],
  "published": "2013-05-04T03:24:41.720",
  "references": [
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1235",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1235",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "NVD-CWE-Other"
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      "value": "Cisco Wireless LAN Controller (WLC) devices do not properly address the resource consumption of terminated TELNET sessions, which allows remote attackers to cause a denial of service (TELNET outage) by making many TELNET connections and improperly ending these connections, aka Bug ID CSCug35507."
    },
    {
      "lang": "es",
      "value": "Cisco Wireless LAN Controller (WLC) no gestiona adecuadamente el consumo de recursos de las sesiones TELNET terminadas, lo que permite a atacantes remotos provocar una denegación de servicio haciendo muchas conexiones Telnet y acabando de forma inadecuada con las mismas, también conocido como Bug ID CSCug35507."
    }
  ],
  "lastModified": "2026-06-16T23:51:03.947",
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}