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CVE-2003-0857

Estado: ModificadaMedia (4.6)—

Las funciones (1) ipq_read y (2) ipulog_read de iptables permiten a usuarios locales provocar una denegación de servicio enviando mensajes falsificados como otros usuarios a la interfaz netlink del kernel.

Traducción automática del texto original de NVD (en inglés).

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)

Redhat — Enterprise Linux

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2003-0857",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/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": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "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": "2003-12-31T05:00:00.000",
  "references": [
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=108574",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=108574",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The (1) ipq_read and (2) ipulog_read functions in iptables allow local users to cause a denial of service by sending spoofed messages as other users to the kernel netlink interface."
    }
  ],
  "lastModified": "2026-06-16T22:03:05.660",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:redhat:enterprise_linux:2.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A423B773-6B8B-4BA3-80A1-C8CAEF4D9BBE"
            },
            {
              "criteria": "cpe:2.3:o:redhat:enterprise_linux:3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "40D8DAE0-8E75-435C-9BD6-FAEED2ACB47C"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "vendorComments": [
    {
      "comment": "Not affected.  Red Hat did not ship iptables-devel or anything else that used these vulnerable functions with Red Hat Enterprise Linux 2.1 or 3.  Red Hat Enterprise Linux 4 and 5 contained a backported patch to correct this issue.",
      "lastModified": "2007-11-21T00:00:00",
      "organization": "Red Hat"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}