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FKIE_CVE-2006-5467

Vulnerability from fkie_nvd - Published: 2006-10-27 18:07 - Updated: 2026-06-16 22:31
Severity
Summary
The cgi.rb CGI library for Ruby 1.8 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via an HTTP request with a multipart MIME body that contains an invalid boundary specifier, as demonstrated using a specifier that begins with a "-" instead of "--" and contains an inconsistent ID.
References
secalert@redhat.comftp://patches.sgi.com/support/free/security/advisories/20061101-01-PPatch, Vendor Advisory
secalert@redhat.comhttp://docs.info.apple.com/article.html?artnum=305530
secalert@redhat.comhttp://lists.apple.com/archives/security-announce/2007/May/msg00004.html
secalert@redhat.comhttp://rubyforge.org/pipermail/mongrel-users/2006-October/001946.html
secalert@redhat.comhttp://secunia.com/advisories/22615Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/22624Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/22761Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/22929Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/22932Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/23040Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/23344Patch, Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/25402Vendor Advisory
secalert@redhat.comhttp://security.gentoo.org/glsa/glsa-200611-12.xmlPatch, Vendor Advisory
secalert@redhat.comhttp://securitytracker.com/id?1017194Patch
secalert@redhat.comhttp://www.debian.org/security/2006/dsa-1234
secalert@redhat.comhttp://www.debian.org/security/2006/dsa-1235
secalert@redhat.comhttp://www.mandriva.com/security/advisories?name=MDKSA-2006:192
secalert@redhat.comhttp://www.novell.com/linux/security/advisories/2006_26_sr.htmlPatch, Vendor Advisory
secalert@redhat.comhttp://www.openpkg.org/security/advisories/OpenPKG-SA-2006.030-ruby.htmlPatch, Vendor Advisory
secalert@redhat.comhttp://www.redhat.com/support/errata/RHSA-2006-0729.htmlPatch, Vendor Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/20777Patch
secalert@redhat.comhttp://www.ubuntu.com/usn/usn-371-1Patch
secalert@redhat.comhttp://www.vupen.com/english/advisories/2006/4244Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2006/4245Vendor Advisory
secalert@redhat.comhttp://www.vupen.com/english/advisories/2007/1939Vendor Advisory
secalert@redhat.comhttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10185
af854a3a-2127-422b-91ae-364da2661108ftp://patches.sgi.com/support/free/security/advisories/20061101-01-PPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://docs.info.apple.com/article.html?artnum=305530
af854a3a-2127-422b-91ae-364da2661108http://lists.apple.com/archives/security-announce/2007/May/msg00004.html
af854a3a-2127-422b-91ae-364da2661108http://rubyforge.org/pipermail/mongrel-users/2006-October/001946.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/22615Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/22624Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/22761Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/22929Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/22932Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/23040Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/23344Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/25402Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://security.gentoo.org/glsa/glsa-200611-12.xmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1017194Patch
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2006/dsa-1234
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2006/dsa-1235
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDKSA-2006:192
af854a3a-2127-422b-91ae-364da2661108http://www.novell.com/linux/security/advisories/2006_26_sr.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.030-ruby.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.redhat.com/support/errata/RHSA-2006-0729.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/20777Patch
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/usn-371-1Patch
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2006/4244Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2006/4245Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2007/1939Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10185
Impacted products
Vendor Product Version
yukihiro_matsumoto ruby 1.8

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:yukihiro_matsumoto:ruby:1.8:*:*:*:*:*:*:*",
              "matchCriteriaId": "05A4185F-1CE1-48D1-B967-01A96527417B",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The cgi.rb CGI library for Ruby 1.8 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via an HTTP request with a multipart MIME body that contains an invalid boundary specifier, as demonstrated using a specifier that begins with a \"-\" instead of \"--\" and contains an inconsistent ID."
    },
    {
      "lang": "es",
      "value": "La libreria CGI cgi.rb para Ruby 1.8 permite a un atacante remoto provocar denegaci\u00f3n de servicio (bucle infinito y consumo de CPU) a trav\u00e9s de una respuesta HTTP con un cuerpo multiparte MIME que contiene un limite especifico no valido, como se demosotro usando una especificai\u00f3n que comenzaba con un \"-\" en vez de \"--\" y contiene un ID inconsistente."
    }
  ],
  "id": "CVE-2006-5467",
  "lastModified": "2026-06-16T22:31:16.033",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2006-10-27T18:07:00.000",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "ftp://patches.sgi.com/support/free/security/advisories/20061101-01-P"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://docs.info.apple.com/article.html?artnum=305530"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.apple.com/archives/security-announce/2007/May/msg00004.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://rubyforge.org/pipermail/mongrel-users/2006-October/001946.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22615"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22624"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22761"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22929"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22932"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/23040"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/23344"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/25402"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://security.gentoo.org/glsa/glsa-200611-12.xml"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "http://securitytracker.com/id?1017194"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.debian.org/security/2006/dsa-1234"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.debian.org/security/2006/dsa-1235"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:192"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.novell.com/linux/security/advisories/2006_26_sr.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.030-ruby.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0729.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "http://www.securityfocus.com/bid/20777"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "http://www.ubuntu.com/usn/usn-371-1"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2006/4244"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2006/4245"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2007/1939"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10185"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "ftp://patches.sgi.com/support/free/security/advisories/20061101-01-P"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://docs.info.apple.com/article.html?artnum=305530"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.apple.com/archives/security-announce/2007/May/msg00004.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://rubyforge.org/pipermail/mongrel-users/2006-October/001946.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22615"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22624"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22761"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22929"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/22932"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/23040"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/23344"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/25402"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://security.gentoo.org/glsa/glsa-200611-12.xml"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://securitytracker.com/id?1017194"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2006/dsa-1234"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2006/dsa-1235"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:192"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.novell.com/linux/security/advisories/2006_26_sr.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.030-ruby.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.redhat.com/support/errata/RHSA-2006-0729.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://www.securityfocus.com/bid/20777"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://www.ubuntu.com/usn/usn-371-1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2006/4244"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2006/4245"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.vupen.com/english/advisories/2007/1939"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10185"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vendorComments": [
    {
      "comment": "Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.",
      "lastModified": "2007-03-14T00:00:00",
      "organization": "Red Hat"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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