high
7.8
CWE
400
Advisory Published
CVE Published
Updated

CVE-2011-3192

First published: Wed Aug 24 2011(Updated: )

An exploit was posted to full-disclosure labelled "Apache Killer". This script creates a number of threads that use multiple Range headers to exhaust memory on the Apache server. The ASF httpd development team are working on a fix for this issue: <a href="http://www.gossamer-threads.com/lists/apache/dev/401638">http://www.gossamer-threads.com/lists/apache/dev/401638</a>

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/httpd<2.2.20
2.2.20
Apache HTTP Server>=2.0.35<2.0.65
Apache HTTP Server>=2.2.0<2.2.20
SUSE Linux=11.3
SUSE Linux=11.4
SUSE Linux Enterprise Server=10-sp2
SUSE Linux Enterprise Server=10-sp3
SUSE Linux Enterprise Server=10-sp4
SUSE Linux Enterprise Server=11-sp1
SUSE Linux Enterprise Server=11-sp1
SUSE Linux Enterprise Software Development Kit=10-sp3
SUSE Linux Enterprise Software Development Kit=10-sp4
SUSE Linux Enterprise Software Development Kit=11-sp1
Ubuntu=8.04
Ubuntu=10.04
Ubuntu=10.10
Ubuntu=11.04

Remedy

http://mail-archives.apache.org/mod_mbox/httpd-dev/201108.mbox/%3cCAAPSnn2PO-d-C4nQt_TES2RRWiZr7urefhTKPWBC1b+K1Dqc7g@mail.gmail.com%3e

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2011-3192?

    CVE-2011-3192 is considered a high severity vulnerability that could lead to denial of service on Apache servers.

  • How do I fix CVE-2011-3192?

    To fix CVE-2011-3192, you should upgrade your Apache server to version 2.2.21 or later.

  • Which software versions are affected by CVE-2011-3192?

    CVE-2011-3192 affects Apache HTTP Server versions before 2.2.21 and certain specific versions of SUSE and Ubuntu distributions.

  • What impact does CVE-2011-3192 have on Apache servers?

    The impact of CVE-2011-3192 is that it can exhaust memory resources on Apache servers through crafted HTTP requests.

  • Is there a patch available for CVE-2011-3192?

    Yes, the Apache Software Foundation has released updates that patch CVE-2011-3192.

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