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FKIE_CVE-2012-3544

Vulnerability from fkie_nvd - Published: 2013-06-01 14:21 - Updated: 2026-06-16 23:43
Severity
Summary
Apache Tomcat 6.x before 6.0.37 and 7.x before 7.0.30 does not properly handle chunk extensions in chunked transfer coding, which allows remote attackers to cause a denial of service by streaming data.
References
secalert@redhat.comhttp://archives.neohapsis.com/archives/bugtraq/2013-05/0042.html
secalert@redhat.comhttp://seclists.org/fulldisclosure/2014/Dec/23
secalert@redhat.comhttp://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/java/org/apache/coyote/http11/filters/ChunkedInputFilter.java?r1=1476592&r2=1476591&pathrev=1476592Patch
secalert@redhat.comhttp://svn.apache.org/viewvc?view=revision&revision=1378702Patch
secalert@redhat.comhttp://svn.apache.org/viewvc?view=revision&revision=1378921Patch
secalert@redhat.comhttp://svn.apache.org/viewvc?view=revision&revision=1476592Patch
secalert@redhat.comhttp://tomcat.apache.org/security-6.htmlVendor Advisory
secalert@redhat.comhttp://tomcat.apache.org/security-7.htmlVendor Advisory
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/cpujan2014-1972949.html
secalert@redhat.comhttp://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
secalert@redhat.comhttp://www.securityfocus.com/archive/1/534161/100/0/threaded
secalert@redhat.comhttp://www.securityfocus.com/bid/59797
secalert@redhat.comhttp://www.securityfocus.com/bid/64758
secalert@redhat.comhttp://www.ubuntu.com/usn/USN-1841-1
secalert@redhat.comhttp://www.vmware.com/security/advisories/VMSA-2014-0012.html
secalert@redhat.comhttps://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E
secalert@redhat.comhttps://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E
secalert@redhat.comhttps://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E
secalert@redhat.comhttps://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E
secalert@redhat.comhttps://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E
secalert@redhat.comhttps://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108http://archives.neohapsis.com/archives/bugtraq/2013-05/0042.html
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2014/Dec/23
af854a3a-2127-422b-91ae-364da2661108http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/java/org/apache/coyote/http11/filters/ChunkedInputFilter.java?r1=1476592&r2=1476591&pathrev=1476592Patch
af854a3a-2127-422b-91ae-364da2661108http://svn.apache.org/viewvc?view=revision&revision=1378702Patch
af854a3a-2127-422b-91ae-364da2661108http://svn.apache.org/viewvc?view=revision&revision=1378921Patch
af854a3a-2127-422b-91ae-364da2661108http://svn.apache.org/viewvc?view=revision&revision=1476592Patch
af854a3a-2127-422b-91ae-364da2661108http://tomcat.apache.org/security-6.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://tomcat.apache.org/security-7.htmlVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/cpujan2014-1972949.html
af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/archive/1/534161/100/0/threaded
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/59797
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/64758
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-1841-1
af854a3a-2127-422b-91ae-364da2661108http://www.vmware.com/security/advisories/VMSA-2014-0012.html
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/37220405a377c0182d2afdbc36461c4783b2930fbeae3a17f1333113%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/39ae1f0bd5867c15755a6f959b271ade1aea04ccdc3b2e639dcd903b%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/b84ad1258a89de5c9c853c7f2d3ad77e5b8b2930be9e132d5cef6b95%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/b8a1bf18155b552dcf9a928ba808cbadad84c236d85eab3033662cfb%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/r03c597a64de790ba42c167efacfa23300c3d6c9fe589ab87fe02859c%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/r587e50b86c1a96ee301f751d50294072d142fd6dc08a8987ae9f3a9b%40%3Cdev.tomcat.apache.org%3E
Impacted products
Vendor Product Version
apache tomcat 6.0
apache tomcat 6.0.0
apache tomcat 6.0.0
apache tomcat 6.0.1
apache tomcat 6.0.1
apache tomcat 6.0.2
apache tomcat 6.0.2
apache tomcat 6.0.2
apache tomcat 6.0.3
apache tomcat 6.0.4
apache tomcat 6.0.4
apache tomcat 6.0.5
apache tomcat 6.0.6
apache tomcat 6.0.6
apache tomcat 6.0.7
apache tomcat 6.0.7
apache tomcat 6.0.7
apache tomcat 6.0.8
apache tomcat 6.0.8
apache tomcat 6.0.9
apache tomcat 6.0.9
apache tomcat 6.0.10
apache tomcat 6.0.11
apache tomcat 6.0.12
apache tomcat 6.0.13
apache tomcat 6.0.14
apache tomcat 6.0.15
apache tomcat 6.0.16
apache tomcat 6.0.17
apache tomcat 6.0.18
apache tomcat 6.0.19
apache tomcat 6.0.20
apache tomcat 6.0.24
apache tomcat 6.0.26
apache tomcat 6.0.27
apache tomcat 6.0.28
apache tomcat 6.0.29
apache tomcat 6.0.30
apache tomcat 6.0.31
apache tomcat 6.0.32
apache tomcat 6.0.33
apache tomcat 6.0.35
apache tomcat 6.0.36
apache tomcat 7.0.0
apache tomcat 7.0.0
apache tomcat 7.0.1
apache tomcat 7.0.2
apache tomcat 7.0.2
apache tomcat 7.0.3
apache tomcat 7.0.4
apache tomcat 7.0.4
apache tomcat 7.0.5
apache tomcat 7.0.6
apache tomcat 7.0.7
apache tomcat 7.0.8
apache tomcat 7.0.9
apache tomcat 7.0.10
apache tomcat 7.0.11
apache tomcat 7.0.12
apache tomcat 7.0.13
apache tomcat 7.0.14
apache tomcat 7.0.15
apache tomcat 7.0.16
apache tomcat 7.0.17
apache tomcat 7.0.18
apache tomcat 7.0.19
apache tomcat 7.0.20
apache tomcat 7.0.21
apache tomcat 7.0.22
apache tomcat 7.0.23
apache tomcat 7.0.25
apache tomcat 7.0.28

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            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "A9731BAA-4C6C-4259-B786-F577D8A90FA1",
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            {
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              "matchCriteriaId": "1F74A421-D019-4248-84B8-C70D4D9A8A95",
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              "matchCriteriaId": "2BA27FF9-4C66-4E17-95C0-1CB2DAA6AFC8",
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              "matchCriteriaId": "05346F5A-FB52-4376-AAC7-9A5308216545",
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            {
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              "matchCriteriaId": "D24AA431-C436-4AA5-85DF-B9AAFF2548FC",
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            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.16:*:*:*:*:*:*:*",
              "matchCriteriaId": "25966344-15D5-4101-9346-B06BFD2DFFF5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.17:*:*:*:*:*:*:*",
              "matchCriteriaId": "11F4CBAC-27B1-4EFF-955A-A63B457D0578",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.18:*:*:*:*:*:*:*",
              "matchCriteriaId": "FD55B338-9DBE-4643-ABED-A08964D3AF7C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.19:*:*:*:*:*:*:*",
              "matchCriteriaId": "0D4F710E-06EA-48F4-AC6A-6F143950F015",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.20:*:*:*:*:*:*:*",
              "matchCriteriaId": "2C4936C2-0B2D-4C44-98C3-443090965F5E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.21:*:*:*:*:*:*:*",
              "matchCriteriaId": "48453405-2319-4327-9F4C-6F70B49452C6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.22:*:*:*:*:*:*:*",
              "matchCriteriaId": "49DD9544-6424-41A6-AEC0-EC19B8A10E71",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.23:*:*:*:*:*:*:*",
              "matchCriteriaId": "E4670E65-2E11-49A4-B661-57C2F60D411F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.25:*:*:*:*:*:*:*",
              "matchCriteriaId": "31002A23-4788-4BC7-AE11-A3C2AA31716D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:7.0.28:*:*:*:*:*:*:*",
              "matchCriteriaId": "7D731065-626B-4425-8E49-F708DD457824",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Apache Tomcat 6.x before 6.0.37 and 7.x before 7.0.30 does not properly handle chunk extensions in chunked transfer coding, which allows remote attackers to cause a denial of service by streaming data."
    },
    {
      "lang": "es",
      "value": "Apache Tomcat v6.x anteriores a v6.0.37 y v7.x anteriores a v7.0.30 no gestionan de forma adecuada las extensiones troceadas, en la transferencia de trozos codificados, lo que permite a atacantes remotos a provocar una denegaci\u00f3n de servicio mediante datos en stream.\r\n"
    }
  ],
  "id": "CVE-2012-3544",
  "lastModified": "2026-06-16T23:43:26.467",
  "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": "2013-06-01T14:21:05.750",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://archives.neohapsis.com/archives/bugtraq/2013-05/0042.html"
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      "url": "http://seclists.org/fulldisclosure/2014/Dec/23"
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      "url": "http://tomcat.apache.org/security-6.html"
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      "url": "http://tomcat.apache.org/security-7.html"
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      "url": "http://www.oracle.com/technetwork/topics/security/cpujan2014-1972949.html"
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      "url": "http://www.securityfocus.com/archive/1/534161/100/0/threaded"
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      "url": "http://www.ubuntu.com/usn/USN-1841-1"
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    },
    {
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    {
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    {
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      "url": "http://www.securityfocus.com/bid/64758"
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    {
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      "url": "http://www.ubuntu.com/usn/USN-1841-1"
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    {
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    },
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  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "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

Author Source Type Date Other

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.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • 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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Detection rules are retrieved from Rulezet.

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