USN-3340-1: Apache HTTP Server vulnerabilities

Ubuntu Security Notice USN-3340-1

26th June, 2017

apache2 vulnerabilities

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

  • Ubuntu 17.04
  • Ubuntu 16.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Apache HTTP Server.

Software description

  • apache2
    – Apache HTTP server

Details

Emmanuel Dreyfus discovered that third-party modules using the
ap_get_basic_auth_pw() function outside of the authentication phase may
lead to authentication requirements being bypassed. This update adds a new
ap_get_basic_auth_components() function for use by third-party modules.
(CVE-2017-3167)

Vasileios Panopoulos discovered that the Apache mod_ssl module may crash
when third-party modules call ap_hook_process_connection() during an HTTP
request to an HTTPS port. (CVE-2017-3169)

Javier Jiménez discovered that the Apache HTTP Server incorrectly handled
parsing certain requests. A remote attacker could possibly use this issue
to cause the Apache HTTP Server to crash, resulting in a denial of service.
(CVE-2017-7668)

ChenQin and Hanno Böck discovered that the Apache mod_mime module
incorrectly handled certain Content-Type response headers. A remote
attacker could possibly use this issue to cause the Apache HTTP Server to
crash, resulting in a denial of service. (CVE-2017-7679)

Update instructions

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

Ubuntu 17.04:
apache2-bin

2.4.25-3ubuntu2.1
Ubuntu 16.10:
apache2-bin

2.4.18-2ubuntu4.2
Ubuntu 16.04 LTS:
apache2-bin

2.4.18-2ubuntu3.3
Ubuntu 14.04 LTS:
apache2-bin

2.4.7-1ubuntu4.16

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.

References

CVE-2017-3167,

CVE-2017-3169,

CVE-2017-7668,

CVE-2017-7679


Source From: ubuntu.com.
Original article title: USN-3340-1: Apache HTTP Server vulnerabilities.
This full article can be read at: USN-3340-1: Apache HTTP Server vulnerabilities.

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