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Ubuntu Security Notice USN-3425-1

Ubuntu Security Notice USN-3425-1
Posted Sep 20, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3425-1 - Hanno Boeck discovered that the Apache HTTP Server incorrectly handled Limit directives in .htaccess files. In certain configurations, a remote attacker could possibly use this issue to read arbitrary server memory, including sensitive information. This issue is known as Optionsbleed.

tags | advisory, remote, web, arbitrary
systems | linux, ubuntu
advisories | CVE-2017-9798
MD5 | bfa83093442c8cb0223e5a49b009a8b1

Ubuntu Security Notice USN-3425-1

Change Mirror Download

===========================================================================
Ubuntu Security Notice USN-3425-1
September 19, 2017

apache2 vulnerability
===========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Apache HTTP Server could be made to expose sensitive information over the
network.

Software Description:
- apache2: Apache HTTP server

Details:

Hanno B=C3=B6ck discovered that the Apache HTTP Server incorrectly handled
Limit directives in .htaccess files. In certain configurations, a remote
attacker could possibly use this issue to read arbitrary server memory,
including sensitive information. This issue is known as Optionsbleed.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 17.04:
apache2-bin 2.4.25-3ubuntu2.3

Ubuntu 16.04 LTS:
apache2-bin 2.4.18-2ubuntu3.5

Ubuntu 14.04 LTS:
apache2-bin 2.4.7-1ubuntu4.18

In general, a standard system update will make all the necessary changes.

References:
https://www.ubuntu.com/usn/usn-3425-1
CVE-2017-9798

Package Information:
https://launchpad.net/ubuntu/+source/apache2/2.4.25-3ubuntu2.3
https://launchpad.net/ubuntu/+source/apache2/2.4.18-2ubuntu3.5
https://launchpad.net/ubuntu/+source/apache2/2.4.7-1ubuntu4.18



--TAExDxkEJExrGbEpNCirtl3d5wvIQwqqH--

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