USN-3425-1: Apache HTTP Server vulnerability
Ubuntu Security Notice USN-3425-1
19th September, 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 Böck 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 version:
- 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
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
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