« Volver al listado

CVE-2006-4126

Estado: ModificadaMedia (5)—

The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to cause a denial of service (application crash) by sending a client message before providing the nickname, which triggers a null pointer dereference.

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)

Dconnect — Dconnect Daemon

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2006-4126",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "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,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2006-08-14T23:04:00.000",
  "references": [
    {
      "url": "http://secunia.com/advisories/21384",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://securityreason.com/securityalert/1377",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://securitytracker.com/id?1016641",
      "tags": [
        "Exploit"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.dc.ds.pg.gda.pl/",
      "tags": [
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.dc.ds.pg.gda.pl/?page=doc&doc=changelog",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/442440/100/0/threaded",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/19370",
      "tags": [
        "Exploit",
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/3181",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28279",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/21384",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securityreason.com/securityalert/1377",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securitytracker.com/id?1016641",
      "tags": [
        "Exploit"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.dc.ds.pg.gda.pl/",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.dc.ds.pg.gda.pl/?page=doc&doc=changelog",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/archive/1/442440/100/0/threaded",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/19370",
      "tags": [
        "Exploit",
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/3181",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/28279",
      "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": "The dc_chat function in cmd.dc.c in DConnect Daemon 0.7.0 and earlier allows remote attackers to cause a denial of service (application crash) by sending a client message before providing the nickname, which triggers a null pointer dereference."
    },
    {
      "lang": "es",
      "value": "La función dc_chat en el cmd.dc.c del DConnect Daemon 0.7.0 y versiones anteriores permite a atacantes remotos provocar una denegación de servicio (caída de la aplicación) mediante el envío un mensaje al cliente antes de proporcionar el \"apodo\" (nickname), que dispara una referencia a un puntero nulo."
    }
  ],
  "lastModified": "2026-06-16T22:28:28.510",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:dconnect:dconnect_daemon:0.0.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C29EACF1-C006-4819-8E24-FDC6CC1BA321"
            },
            {
              "criteria": "cpe:2.3:a:dconnect:dconnect_daemon:0.0.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6A6E6F96-90F3-47CA-B6F6-B88A96A7709A"
            },
            {
              "criteria": "cpe:2.3:a:dconnect:dconnect_daemon:0.7.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B64776EF-2736-4542-B64C-BDD413E1F91B"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "evaluatorSolution": "This vulnerability is addressed in the following product release:\r\nDConnect, DConnect Daemon, 0.7.1"
}