« Volver al listado

CVE-2006-4521

Estado: ModificadaMedia (5)—

The BerDecodeLoginDataRequest function in the libnmasldap.so NMAS module in Novell eDirectory 8.8 and 8.8.1 before the Security Services 2.0.3 patch does not properly increment a pointer when handling certain input, which allows remote attackers to cause a denial of service (invalid memory access) via a crafted login request.

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)

Novell — Edirectory

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2006-4521",
  "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": "2006-11-04T00:07:00.000",
  "references": [
    {
      "url": "http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=437",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/22660",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://securitytracker.com/id?1017140",
      "tags": [
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/20842",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/4293",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/29963",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=437",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/22660",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://securitytracker.com/id?1017140",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/20842",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.vupen.com/english/advisories/2006/4293",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/29963",
      "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 BerDecodeLoginDataRequest function in the libnmasldap.so NMAS module in Novell eDirectory 8.8 and 8.8.1 before the Security Services 2.0.3 patch does not properly increment a pointer when handling certain input, which allows remote attackers to cause a denial of service (invalid memory access) via a crafted login request."
    },
    {
      "lang": "es",
      "value": "La función BerDecodeLoginDataRequest en el módulo libnmasldap.so NMAS en Novell eDirectory 8.8 y 8.8.1 anterior al parche Security Services 2.0.3 no incrementa de forma adecuada el puntero cuando al manejar cierta entrada, lo cual permite a un atacante remoto provocar denegación de servicio (acceso a memoria inválido) a través de una respuesta de login manipulada"
    }
  ],
  "lastModified": "2026-06-16T22:29:15.853",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:novell:edirectory:8.8:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D7548D05-AD2B-46C3-9036-366585FFCB48"
            },
            {
              "criteria": "cpe:2.3:a:novell:edirectory:8.8.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C13882AD-D700-4B95-9BB2-B3E0D104B227"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}