USN-3370-1: Apache HTTP Server vulnerability
Ubuntu Security Notice USN-3370-1
27th July, 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 crash or leak sensitive information if
it received specially crafted network traffic.
Software description
- apache2
– Apache HTTP server
Details
Robert Święcki discovered that the Apache HTTP Server mod_auth_digest
module incorrectly cleared values when processing certain requests. A
remote attacker could use this issue to cause the server to crash,
resulting in a denial or service, or possibly obtain sensitive information.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 17.04:
-
apache2-bin
2.4.25-3ubuntu2.2
- Ubuntu 16.04 LTS:
-
apache2-bin
2.4.18-2ubuntu3.4
- Ubuntu 14.04 LTS:
-
apache2-bin
2.4.7-1ubuntu4.17
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.