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TITLE:
Apache Byte-Range Filter Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA16559

VERIFY ADVISORY:
http://secunia.com/advisories/16559/

CRITICAL:
Moderately critical

IMPACT:
DoS

WHERE:
>From remote

SOFTWARE:
Apache 2.0.x
http://secunia.com/product/73/

DESCRIPTION:
Filip Sneppe has reported a vulnerability in Apache, which can be
exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error in the byte-range filter
when handling a request containing the HTTP "Range" header. This can
be exploited to cause Apache to consume large amounts of memory.

The vulnerability has been reported in version 2.0.49. Other versions
may also be affected.

SOLUTION:
The vulnerability has been fixed in the CVS repository.

PROVIDED AND/OR DISCOVERED BY:
Filip Sneppe

ORIGINAL ADVISORY:
http://issues.apache.org/bugzilla/show_bug.cgi?id=29962

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
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Secunia NEVER sends attached files with advisories.
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use those supplied by the vendor.

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