USN-2686-1: Apache HTTP Server vulnerabilities

Ubuntu Security Notice USN-2686-1

27th July, 2015

apache2 vulnerabilities

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

• Ubuntu 15.04
• Ubuntu 14.04 LTS
• Ubuntu 12.04 LTS

Summary

Several security issues were fixed in the Apache HTTP server.

Software description

• apache2 - Apache HTTP server

Details

It was discovered that the Apache HTTP Server incorrectly parsed chunk
headers. A remote attacker could possibly use this issue to perform HTTP
request smuggling attacks. (CVE-2015-3183)

It was discovered that the Apache HTTP Server incorrectly handled the
ap_some_auth_required API. A remote attacker could possibly use this issue
to bypass intended access restrictions. This issue only affected Ubuntu
14.04 LTS and Ubuntu 15.04. (CVE-2015-3185)

Update instructions

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

Ubuntu 15.04:

apache2.2-bin 2.4.10-9ubuntu1.1

Ubuntu 14.04 LTS:

apache2.2-bin 2.4.7-1ubuntu4.5

Ubuntu 12.04 LTS:

apache2.2-bin 2.2.22-1ubuntu1.10

To update your system, please follow these instructions: http://ift.tt/17VXqjU.

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

References

CVE-2015-3183, CVE-2015-3185

from Ubuntu Security Notices http://ift.tt/1OwMP0Q