CVE-2016-3166 Drupal CRLF injection vulnerability in the drupal_set_header function
Remote attackers can inject HTTP headers and split responses in Drupal 6.x when using older PHP versions and vulnerable modules.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-3166?
CVE-2016-3166 is a medium-severity vulnerability in Debian Debian Linux, published on 12 Apr 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
CRLF injection vulnerability in the drupal_set_header function in Drupal 6.x before 6.38, when used with PHP before 5.1.2, allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks by leveraging a module that allows user-submitted data to appear in HTTP headers.
Which versions are affected by CVE-2016-3166?
4 open source packages ship an affected version, including drupal/core and drupal/drupal. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
drupal/core Packagist | From 6.0 | 6.38 |
drupal/core Packagist | From 6.0 | 6.38 |
drupal/drupal Packagist | From 6.0 | 6.38 |
drupal/drupal Packagist | From 6.0 | 6.38 |
Products include Debian Debian Linux, Drupal Drupal.
How do I fix CVE-2016-3166?
Upgrade drupal/core to 6.38 or later.
Is CVE-2016-3166 being exploited?
There is no known exploitation of CVE-2016-3166 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as GHSA-fg5q-r2q5-qmh3.