CVE-1999-0434

Estado: ModificadaAlta (7.5)—

XFree86 xfs command is vulnerable to a symlink attack, allowing local users to create files in restricted directories, possibly allowing them to gain privileges or cause a denial of service.

CVSS

Versión: 2.0
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Puntuación base: 7.5

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.10%
Percentil entre todas las CVEs puntuadas: 65
Fecha de la puntuación: 6/10/2026

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 (5)

Caldera — Openlinux Debian — Debian Linux Netbsd — Netbsd Redhat — Linux Suse — Suse Linux

CWE

NVD-CWE-Other

Referencias

JSON original (NVD)

Mostrar

{
  "id": "CVE-1999-0434",
  "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": "1999-03-30T05:00:00.000",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/359",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/359",
      "tags": [
        "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": "XFree86 xfs command is vulnerable to a symlink attack, allowing local users to create files in restricted directories, possibly allowing them to gain privileges or cause a denial of service."
    }
  ],
  "lastModified": "2026-06-16T21:48:23.283",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:caldera:openlinux:1.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A5C77FA7-C977-4223-B6AC-91B82C45129C"
            },
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:2.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "203BDD63-2FA5-42FD-A9CD-6BDBB41A63C4"
            },
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:2.0:r5:*:*:*:*:*:*",
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              "matchCriteriaId": "D3067DBB-FBA1-48E9-9EC8-5A8D74B9F2D1"
            },
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              "matchCriteriaId": "3C67BDA1-9451-4026-AC6D-E912C882A757"
            },
            {
              "criteria": "cpe:2.3:o:netbsd:netbsd:1.3.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2A8F8DE7-7A84-4350-A6D8-FCCB561D63B2"
            },
            {
              "criteria": "cpe:2.3:o:redhat:linux:5.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4EF44364-0F57-4B74-81B0-501EA6B58501"
            },
            {
              "criteria": "cpe:2.3:o:suse:suse_linux:5.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BCC94EF9-5872-402F-B2FC-06331A924BB2"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "cve@mitre.org"
}