gsd-2009-2473
Vulnerability from gsd
Modified
2023-12-13 01:19
Details
neon before 0.28.6, when expat is used, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.
Aliases
Aliases
CVE-2009-2473


To clipboard 

{
  "GSD": {
    "alias": "CVE-2009-2473",
    "description": "neon before 0.28.6, when expat is used, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.",
    "id": "GSD-2009-2473",
    "references": [
      "https://www.suse.com/security/cve/CVE-2009-2473.html",
      "https://access.redhat.com/errata/RHSA-2013:0131",
      "https://access.redhat.com/errata/RHSA-2009:1452",
      "https://linux.oracle.com/cve/CVE-2009-2473.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2009-2473"
      ],
      "details": "neon before 0.28.6, when expat is used, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564.",
      "id": "GSD-2009-2473",
      "modified": "2023-12-13T01:19:46.588974Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2009-2473",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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          }
        ]
      },
      "problemtype": {
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            "description": [
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                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00004.html",
            "refsource": "MISC",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00004.html"
          },
          {
            "name": "http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html",
            "refsource": "MISC",
            "url": "http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html"
          },
          {
            "name": "http://support.apple.com/kb/HT4435",
            "refsource": "MISC",
            "url": "http://support.apple.com/kb/HT4435"
          },
          {
            "name": "http://lists.manyfish.co.uk/pipermail/neon/2009-August/001044.html",
            "refsource": "MISC",
            "url": "http://lists.manyfish.co.uk/pipermail/neon/2009-August/001044.html"
          },
          {
            "name": "http://lists.manyfish.co.uk/pipermail/neon/2009-August/001045.html",
            "refsource": "MISC",
            "url": "http://lists.manyfish.co.uk/pipermail/neon/2009-August/001045.html"
          },
          {
            "name": "http://rhn.redhat.com/errata/RHSA-2013-0131.html",
            "refsource": "MISC",
            "url": "http://rhn.redhat.com/errata/RHSA-2013-0131.html"
          },
          {
            "name": "http://secunia.com/advisories/36371",
            "refsource": "MISC",
            "url": "http://secunia.com/advisories/36371"
          },
          {
            "name": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:221",
            "refsource": "MISC",
            "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:221"
          },
          {
            "name": "http://www.vupen.com/english/advisories/2009/2341",
            "refsource": "MISC",
            "url": "http://www.vupen.com/english/advisories/2009/2341"
          },
          {
            "name": "https://exchange.xforce.ibmcloud.com/vulnerabilities/52633",
            "refsource": "MISC",
            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/52633"
          },
          {
            "name": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9461",
            "refsource": "MISC",
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9461"
          },
          {
            "name": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00924.html",
            "refsource": "MISC",
            "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00924.html"
          },
          {
            "name": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00945.html",
            "refsource": "MISC",
            "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00945.html"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:webdav:neon:0.28.6:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "secalert@redhat.com",
          "ID": "CVE-2009-2473"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "neon before 0.28.6, when expat is used, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document containing a large number of nested entity references, a similar issue to CVE-2003-1564."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-399"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "36371",
              "refsource": "SECUNIA",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "http://secunia.com/advisories/36371"
            },
            {
              "name": "FEDORA-2009-8815",
              "refsource": "FEDORA",
              "tags": [],
              "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00945.html"
            },
            {
              "name": "FEDORA-2009-8794",
              "refsource": "FEDORA",
              "tags": [],
              "url": "https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00924.html"
            },
            {
              "name": "[neon] 20090818 CVE-2009-2473: fix for \"billion laughs\" attack against expat",
              "refsource": "MLIST",
              "tags": [],
              "url": "http://lists.manyfish.co.uk/pipermail/neon/2009-August/001045.html"
            },
            {
              "name": "[neon] 20090818 neon: release 0.28.6 (SECURITY)",
              "refsource": "MLIST",
              "tags": [],
              "url": "http://lists.manyfish.co.uk/pipermail/neon/2009-August/001044.html"
            },
            {
              "name": "ADV-2009-2341",
              "refsource": "VUPEN",
              "tags": [
                "Patch",
                "Vendor Advisory"
              ],
              "url": "http://www.vupen.com/english/advisories/2009/2341"
            },
            {
              "name": "MDVSA-2009:221",
              "refsource": "MANDRIVA",
              "tags": [],
              "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:221"
            },
            {
              "name": "SUSE-SR:2009:018",
              "refsource": "SUSE",
              "tags": [],
              "url": "http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00004.html"
            },
            {
              "name": "APPLE-SA-2010-11-10-1",
              "refsource": "APPLE",
              "tags": [],
              "url": "http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html"
            },
            {
              "name": "http://support.apple.com/kb/HT4435",
              "refsource": "CONFIRM",
              "tags": [],
              "url": "http://support.apple.com/kb/HT4435"
            },
            {
              "name": "RHSA-2013:0131",
              "refsource": "REDHAT",
              "tags": [],
              "url": "http://rhn.redhat.com/errata/RHSA-2013-0131.html"
            },
            {
              "name": "neon-xml-dos(52633)",
              "refsource": "XF",
              "tags": [],
              "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/52633"
            },
            {
              "name": "oval:org.mitre.oval:def:9461",
              "refsource": "OVAL",
              "tags": [],
              "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9461"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.3,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        }
      },
      "lastModifiedDate": "2017-09-19T01:29Z",
      "publishedDate": "2009-08-21T17:30Z"
    }
  }
}


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