CVE-2011-2687 Drupal Access Control Bypass
Remote attackers can bypass node access restrictions to view unauthorized content due to missing database join clauses in Drupal 7.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2011-2687?
CVE-2011-2687 is a high-severity missing authorization vulnerability in Drupal Drupal, published on 27 Jul 2011. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Drupal 7.x before 7.3 allows remote attackers to bypass intended node_access restrictions via vectors related to a listing that shows nodes but lacks a JOIN clause for the node table.
Weakness: CWE-264
Which versions are affected by CVE-2011-2687?
2 open source packages ship an affected version, including drupal/core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
drupal/core Packagist | From 7.0 | 7.3 |
drupal/core Packagist | From 7.0 | 7.3 |
Products include Drupal Drupal.
How do I fix CVE-2011-2687?
Upgrade drupal/core to 7.3 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2011-2687 being exploited?
There is no known exploitation of CVE-2011-2687 in the wild and no public exploit code.
Other vulnerabilities in Drupal Drupal
Sources
Also known as GHSA-96vx-qf28-6f8m.