--- title: "CVE-2011-3192: The byterange filter in the Apache HTTP… | CubePath" description: "The byterange filter in the Apache HTTP Server 1.3.x, 2.0.x through 2.0.64, and 2.2.x through 2.2.19 allows remote attackers to cause a denial of service…" language: en source: https://cubepath.com/security/cve/CVE-2011-3192 --- # CVE-2011-3192: The byterange filter in the Apache HTTP… | CubePath ## Description The byterange filter in the Apache HTTP Server 1.3.x, 2.0.x through 2.0.64, and 2.2.x through 2.2.19 allows remote attackers to cause a denial of service (memory and CPU consumption) via a Range header that expresses multiple overlapping ranges, as exploited in the wild in August 2011, a different vulnerability than CVE-2007-0086. Official description from the CVE record, published by redhat. Copyright © 1999-2026 The MITRE Corporation. See [/security/cve/legal](https://cubepath.com/security/cve/legal) for the CVE license. [View the record on cve.org](https://www.cve.org/CVERecord?id=CVE-2011-3192) ## Key data ### EPSS Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days. Score 0.98945 (98.9% probability) Percentile 99.9% Scores of Nov 10, 2026 Model v2026.06.15 ## References Links listed in the CVE record. They lead to other sites, which CubePath does not control. - [45606](http://secunia.com/advisories/45606) (secunia.com) third-party-advisory - [RHSA-2011:1369](http://www.redhat.com/support/errata/RHSA-2011-1369.html) (redhat.com) vendor-advisory - [RHSA-2011:1329](http://www.redhat.com/support/errata/RHSA-2011-1329.html) (redhat.com) vendor-advisory - [HPSBUX02707](http://marc.info/?l=bugtraq&m=131731002122529&w=2) (marc.info) vendor-advisory - [SUSE-SU-2011:1010](http://lists.opensuse.org/opensuse-security-announce/2011-09/msg00011.html) (lists.opensuse.org) vendor-advisory - [SSRT100966](http://marc.info/?l=bugtraq&m=134987041210674&w=2) (marc.info) vendor-advisory - [openSUSE-SU-2011:0993](http://lists.opensuse.org/opensuse-security-announce/2011-09/msg00006.html) (lists.opensuse.org) vendor-advisory - [gossamer-threads.com/lists/apache/dev/401638](http://www.gossamer-threads.com/lists/apache/dev/401638) - [1025960](http://securitytracker.com/id?1025960) (securitytracker.com) vdb-entry - [\[dev\] 20110823 Re: DoS with mod\_deflate & range requests](http://mail-archives.apache.org/mod%5Fmbox/httpd-dev/201108.mbox/%3cCAAPSnn2PO-d-C4nQt%5FTES2RRWiZr7urefhTKPWBC1b+K1Dqc7g%40mail.gmail.com%3e) (mail-archives.apache.org) mailing-list - [bugzilla.redhat.com/show\_bug.cgi?id=732928](https://bugzilla.redhat.com/show%5Fbug.cgi?id=732928) - [oracle.com/technetwork/topics/security/alert-cve-2011-3192-…](http://www.oracle.com/technetwork/topics/security/alert-cve-2011-3192-485304.html) - [SSRT100624](http://marc.info/?l=bugtraq&m=133477473521382&w=2) (marc.info) vendor-advisory - [17696](http://www.exploit-db.com/exploits/17696) (exploit-db.com) exploit - [issues.apache.org/bugzilla/show\_bug.cgi?id=51714](https://issues.apache.org/bugzilla/show%5Fbug.cgi?id=51714) - [HPSBUX02702](http://marc.info/?l=bugtraq&m=131551295528105&w=2) (marc.info) vendor-advisory - [46000](http://secunia.com/advisories/46000) (secunia.com) third-party-advisory - [oracle.com/technetwork/topics/security/cpuoct2011-330135.ht…](http://www.oracle.com/technetwork/topics/security/cpuoct2011-330135.html) - [blogs.oracle.com/security/entry/security\_alert\_for\_cve\_2011](http://blogs.oracle.com/security/entry/security%5Falert%5Ffor%5Fcve%5F2011) - [SSRT100619](http://marc.info/?l=bugtraq&m=132033751509019&w=2) (marc.info) vendor-advisory - [20110830 Apache HTTPd Range Header Denial of Service Vulnerability](http://www.cisco.com/en/US/products/products%5Fsecurity%5Fadvisory09186a0080b90d73.shtml) (cisco.com) vendor-advisory - [USN-1199-1](http://www.ubuntu.com/usn/USN-1199-1) (ubuntu.com) vendor-advisory - [MDVSA-2011:130](http://www.mandriva.com/security/advisories?name=MDVSA-2011:130) (mandriva.com) vendor-advisory - [49303](http://www.securityfocus.com/bid/49303) (securityfocus.com) vdb-entry - [74721](http://osvdb.org/74721) (osvdb.org) vdb-entry - [help.ecostruxureit.com/display/public/UADCE725/Security+fix…](https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0) - [20110824 Re: Apache Killer](http://archives.neohapsis.com/archives/fulldisclosure/2011-08/0285.html) (archives.neohapsis.com) mailing-list - [APPLE-SA-2011-10-12-3](http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html) (lists.apple.com) vendor-advisory - [oval:org.mitre.oval:def:14824](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14824) (oval.cisecurity.org) vdb-entry signature - [\[announce\] 20110824 Advisory: Range header DoS vulnerability Apache HTTPD 1.3/2.x \\(CVE-2011-3192\\)](http://mail-archives.apache.org/mod%5Fmbox/httpd-announce/201108.mbox/%3c20110824161640.122D387DD%40minotaur.apache.org%3e) (mail-archives.apache.org) mailing-list - [RHSA-2011:1330](http://www.redhat.com/support/errata/RHSA-2011-1330.html) (redhat.com) vendor-advisory - [apache-http-byterange-dos(69396)](https://exchange.xforce.ibmcloud.com/vulnerabilities/69396) (exchange.xforce.ibmcloud.com) vdb-entry - [46126](http://secunia.com/advisories/46126) (secunia.com) third-party-advisory - [RHSA-2011:1245](http://www.redhat.com/support/errata/RHSA-2011-1245.html) (redhat.com) vendor-advisory - [oval:org.mitre.oval:def:18827](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18827) (oval.cisecurity.org) vdb-entry signature - [oracle.com/technetwork/topics/security/cpujan2012-366304.ht…](http://www.oracle.com/technetwork/topics/security/cpujan2012-366304.html) - [apache.org/dist/httpd/Announcement2.2.html](http://www.apache.org/dist/httpd/Announcement2.2.html) - [oracle.com/technetwork/topics/security/cpujul2012-392727.ht…](http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.html) - [46125](http://secunia.com/advisories/46125) (secunia.com) third-party-advisory - [VU#405811](http://www.kb.cert.org/vuls/id/405811) (kb.cert.org) third-party-advisory - [20110820 Apache Killer](http://seclists.org/fulldisclosure/2011/Aug/175) (seclists.org) mailing-list - [SSRT100852](http://marc.info/?l=bugtraq&m=133951357207000&w=2) (marc.info) vendor-advisory - [support.apple.com/kb/HT5002](http://support.apple.com/kb/HT5002) - [SUSE-SU-2011:1216](http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00008.html) (lists.opensuse.org) vendor-advisory - [oval:org.mitre.oval:def:14762](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14762) (oval.cisecurity.org) vdb-entry signature - [SUSE-SU-2011:1007](http://lists.opensuse.org/opensuse-security-announce/2011-09/msg00010.html) (lists.opensuse.org) vendor-advisory - [SUSE-SU-2011:1000](http://lists.opensuse.org/opensuse-security-announce/2011-09/msg00009.html) (lists.opensuse.org) vendor-advisory - [RHSA-2011:1294](http://www.redhat.com/support/errata/RHSA-2011-1294.html) (redhat.com) vendor-advisory - [MDVSA-2013:150](http://www.mandriva.com/security/advisories?name=MDVSA-2013:150) (mandriva.com) vendor-advisory - [SUSE-SU-2011:1229](http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00011.html) (lists.opensuse.org) vendor-advisory - [RHSA-2011:1300](http://www.redhat.com/support/errata/RHSA-2011-1300.html) (redhat.com) vendor-advisory - [45937](http://secunia.com/advisories/45937) (secunia.com) third-party-advisory - [\[httpd-cvs\] 20190815 svn commit: r1048742 \[2/4\] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20190815 svn commit: r1048743 \[2/4\] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20190815 svn commit: r1048743 \[3/4\] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20190815 svn commit: r1048742 \[3/4\] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20200401 svn commit: r1058586 \[3/4\] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20200401 svn commit: r1058586 \[2/4\] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20200401 svn commit: r1058587 \[2/4\] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20200401 svn commit: r1058587 \[3/4\] - in /websites/staging/httpd/trunk/content: ./ security/vulnerabilities-httpd.xml security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1073139 \[1/13\] - in /websites/staging/httpd/trunk/content: ./ security/json/](https://lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1073140 \[3/4\] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1888194 \[7/13\] - /httpd/site/trunk/content/security/json/](https://lists.apache.org/thread.html/r688df6f16f141e966a0a47f817e559312b3da27886f59116a94b273d%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1073140 \[2/4\] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1073143 \[2/3\] - in /websites/staging/httpd/trunk/content: ./ security/](https://lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1073139 \[7/13\] - in /websites/staging/httpd/trunk/content: ./ security/json/](https://lists.apache.org/thread.html/re2e23465bbdb17ffe109d21b4f192e6b58221cd7aa8797d530b4cd75%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1073149 \[8/13\] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/](https://lists.apache.org/thread.html/r1d201e3da31a2c8aa870c8314623caef7debd74a13d0f25205e26f15%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1073146 \[2/3\] - in /websites/staging/httpd/trunk/content: ./ security/cvejsontohtml.py security/vulnerabilities-httpd.xml security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210330 svn commit: r1073149 \[1/13\] - in /websites/staging/httpd/trunk/content: ./ security/ security/json/](https://lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210603 svn commit: r1075360 \[1/3\] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2021-31618.json security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210606 svn commit: r1075467 \[1/2\] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2021-31618.json security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list - [\[httpd-cvs\] 20210606 svn commit: r1075470 \[3/4\] - in /websites/staging/httpd/trunk/content: ./ security/json/CVE-2020-13938.json security/vulnerabilities\_13.html security/vulnerabilities\_20.html security/vulnerabilities\_22.html security/vulnerabilities\_24.html](https://lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3E) (lists.apache.org) mailing-list ## Timeline 1. ID reserved Aug 19, 2011 2. Record published Aug 29, 2011 3. Record last updated Aug 6, 2024 ## Look up another CVE ## About CubePath CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection. [Cloud VPS](https://cubepath.com/vps) [DDoS protection](https://cubepath.com/ddos-protection) Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:57 UTC. [Sources and licenses](https://cubepath.com/security/cve/legal)