1. Ubuntu Security Notices
  2. USN-1937-1

USN-1937-1: PHP vulnerability

Publication date

5 September 2013

Overview

Fraudulent security certificates could allow sensitive information to be exposed when accessing the Internet.

Releases

Packages

  • php5 - HTML-embedded scripting language interpreter

Details

It was discovered that PHP did not properly handle certificates with NULL
characters in the Subject Alternative Name field. An attacker could exploit
this to perform a machine-in-the-middle attack to view sensitive information or
alter encrypted communications.

It was discovered that PHP did not properly handle certificates with NULL
characters in the Subject Alternative Name field. An attacker could exploit
this to perform a machine-in-the-middle attack to view sensitive information or
alter encrypted communications.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
13.04 raring libapache2-mod-php5 –  5.4.9-4ubuntu2.3
php5-cgi –  5.4.9-4ubuntu2.3
php5-cli –  5.4.9-4ubuntu2.3
12.10 quantal libapache2-mod-php5 –  5.4.6-1ubuntu1.4
php5-cgi –  5.4.6-1ubuntu1.4
php5-cli –  5.4.6-1ubuntu1.4
12.04 precise libapache2-mod-php5 –  5.3.10-1ubuntu3.8
php5-cgi –  5.3.10-1ubuntu3.8
php5-cli –  5.3.10-1ubuntu3.8
10.04 lucid libapache2-mod-php5 –  5.3.2-1ubuntu4.21
libapache2-mod-php5filter –  5.3.2-1ubuntu4.21
php5-cgi –  5.3.2-1ubuntu4.21
php5-cli –  5.3.2-1ubuntu4.21

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References

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