system
Describe <CVE-2016-3171>.
user
What is <CVE-2016-3171>?
assistant
Drupal 6.x before 6.38, when used with PHP before 5.4.45, 5.5.x before 5.5.29, or 5.6.x before 5.6.13, might allow remote attackers to execute arbitrary code via vectors related to session data truncation..