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CVE-2003-0213

Estado: ModificadaAlta (7.5)—

ctrlpacket.c in PoPToP PPTP server before 1.1.4-b3 allows remote attackers to cause a denial of service via a length field of 0 or 1, which causes a negative value to be fed into a read operation, leading to a buffer overflow.

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 (1)

Poptop — Pptp Server

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2003-0213",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": true,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2003-05-12T04:00:00.000",
  "references": [
    {
      "url": "http://marc.info/?l=bugtraq&m=105068728421160&w=2",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=105154539727967&w=2",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://sourceforge.net/project/shownotes.php?release_id=138437",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2003/dsa-295",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/673993",
      "tags": [
        "US Government Resource"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.novell.com/linux/security/advisories/2003_029.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/317995",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/319428",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/7316",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=105068728421160&w=2",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=105154539727967&w=2",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://sourceforge.net/project/shownotes.php?release_id=138437",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2003/dsa-295",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/673993",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.novell.com/linux/security/advisories/2003_029.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/317995",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/319428",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/7316",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "ctrlpacket.c in PoPToP PPTP server before 1.1.4-b3 allows remote attackers to cause a denial of service via a length field of 0 or 1, which causes a negative value to be fed into a read operation, leading to a buffer overflow."
    },
    {
      "lang": "es",
      "value": "ctlpacket.c en el servidor PoPToP PPTP anteriores a 1.1.4-b3 permite a atacantes remotos causar una denegación de servicio mediante una longitud de campo de 0 o 1, lo que causa que sea pasado un valor negativo en una operación de lectura, conduciendo a un desbordamiento de búfer."
    }
  ],
  "lastModified": "2026-06-16T22:01:45.877",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:poptop:pptp_server:1.0.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A70190FB-49BE-4CE1-ADC0-8628391BA619"
            },
            {
              "criteria": "cpe:2.3:a:poptop:pptp_server:1.1.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7FA9CE98-B6FB-4FF5-AFC3-A9BAA43383B3"
            },
            {
              "criteria": "cpe:2.3:a:poptop:pptp_server:1.1.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3CAA9577-B8F7-4A2C-AE80-BDABA18C1A91"
            },
            {
              "criteria": "cpe:2.3:a:poptop:pptp_server:1.1.3_2002-10-09:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9D476BBF-D344-461D-A4E8-5D11232DDAAE"
            },
            {
              "criteria": "cpe:2.3:a:poptop:pptp_server:1.1.4b1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "58C239FC-9480-4FF5-93D8-BC2504119E3B"
            },
            {
              "criteria": "cpe:2.3:a:poptop:pptp_server:1.1.4b2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D15C1FDB-C8BE-4ABC-89C3-9604FA8F7B5C"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}