{
  "id": "CVE-2011-4362",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2011-12-24T19:55:05.240",
  "lastModified": "2021-03-04T20:12:55.547",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Integer signedness error in the base64_decode function in the HTTP authentication functionality (http_auth.c) in lighttpd 1.4 before 1.4.30 and 1.5 before SVN revision 2806 allows remote attackers to cause a denial of service (segmentation fault) via crafted base64 input that triggers an out-of-bounds read with a negative index."
    },
    {
      "lang": "es",
      "value": "Error de signo de entero en la funci\u00f3n base64_decode en la funcionalidad de autenticaci\u00f3n HTTP (http_auth.c) en lighttpd v1.4 anterior a v1.4.30 y v1.5 antes de la revisi\u00f3n SVN 2806 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (fallo de segmentaci\u00f3n) a trav\u00e9s de una entrada elaborada en base64 provando una lectura \"fuera de los l\u00edmites\" (out-of-bounds)con un \u00edndice negativo."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:lighttpd:lighttpd:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "1.4.1",
              "versionEndExcluding": "1.4.30",
              "matchCriteriaId": "1F033C14-1A83-486C-AEFD-6C7A454A6988"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:lighttpd:lighttpd:1.5.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "B2CB5DC6-F7D3-45C3-86FC-150216F08A35"
            }
          ]
        }
      ]
    },
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "8C757774-08E7-40AA-B532-6F705C8F7639"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "036E8A89-7A16-411F-9D31-676313BB7244"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://archives.neohapsis.com/archives/bugtraq/2011-12/0167.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Broken Link"
      ]
    },
    {
      "url": "http://blog.pi3.com.pl/?p=277",
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2011_01.txt",
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://jvn.jp/en/jp/JVN37417423/index.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://redmine.lighttpd.net/issues/2370",
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.debian.org/security/2011/dsa-2368",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.exploit-db.com/exploits/18295",
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2011/11/29/13",
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Mailing List",
        "Patch",
        "Third Party Advisory"
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    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2011/11/29/8",
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.securitytracker.com/id?1026359",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=758624",
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/71536",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ]
    }
  ]
}