{
  "id": "CVE-2009-0641",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2009-02-20T06:47:48.250",
  "lastModified": "2017-09-29T01:33:56.200",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "sys_term.c in telnetd in FreeBSD 7.0-RELEASE and other 7.x versions deletes dangerous environment variables with a method that was valid only in older FreeBSD distributions, which might allow remote attackers to execute arbitrary code by passing a crafted environment variable from a telnet client, as demonstrated by an LD_PRELOAD value that references a malicious library."
    },
    {
      "lang": "es",
      "value": "sys_term.c en telnetd en FreeBSD v7.0-RELEASE y otras v7.x borra variables de entorno peligrosas con un m\u00e9todo que solo fue valido en distribuciones antiguas de FreeBSD, lo que permite a atacantes remotos ejecutar c\u00f3digo de su elecci\u00f3n a trav\u00e9s de un cliente de telnet de una variable de entorno manipulada, como se demuestra mediante el valor LD_PRELOAD que hace referencia a una librer\u00eda maliciosa."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.3
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 8.6,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": true,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-16"
        },
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
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  "references": [
    {
      "url": "http://lists.grok.org.uk/pipermail/full-disclosure/2009-February/067954.html",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "http://security.freebsd.org/advisories/FreeBSD-SA-09:05.telnetd.asc",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "http://www.securityfocus.com/bid/33777",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/48780",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.exploit-db.com/exploits/8055",
      "source": "cve@mitre.org"
    }
  ]
}