CVE-2020-13664: Command Injection
First published: Wed Jun 17 2020(Updated: )
Arbitrary PHP code execution vulnerability in Drupal Core under certain circumstances. An attacker could trick an administrator into visiting a malicious site that could result in creating a carefully named directory on the file system. With this directory in place, an attacker could attempt to brute force a remote code execution vulnerability. Windows servers are most likely to be affected. This issue affects: Drupal Drupal Core 8.8.x versions prior to 8.8.8; 8.9.x versions prior to 8.9.1; 9.0.1 versions prior to 9.0.1.
Credit: mlhess@drupal.org mlhess@drupal.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/drupal/core | >=8.0.0<8.1.0>=8.1.0<8.2.0>=8.2.0<8.3.0>=8.3.0<8.4.0>=8.4.0<8.5.0>=8.5.0<8.6.0>=8.6.0<8.7.0>=8.7.0<8.8.0>=8.8.0<8.8.8>=8.9.0<8.9.1>=9.0.0<9.0.1 | |
| composer/drupal/drupal | >=8.0.0<8.1.0>=8.1.0<8.2.0>=8.2.0<8.3.0>=8.3.0<8.4.0>=8.4.0<8.5.0>=8.5.0<8.6.0>=8.6.0<8.7.0>=8.7.0<8.8.0>=8.8.0<8.8.8>=8.9.0<8.9.1>=9.0.0<9.0.1 | |
| Drupal Drupal | >=8.8.0<8.8.8 | |
| Drupal Drupal | >=8.9.0<8.9.1 | |
| Drupal Drupal | >=9.0.0<9.0.1 | |
| composer/drupal/drupal | >=9.0.0<9.0.1 | 9.0.1 |
| composer/drupal/drupal | >=8.9.0<8.9.1 | 8.9.1 |
| composer/drupal/drupal | >=8.8.0<8.8.8 | 8.8.8 |
| composer/drupal/core | >=9.0.0<9.0.1 | 9.0.1 |
| composer/drupal/core | >=8.9.0<8.9.1 | 8.9.1 |
| composer/drupal/core | >=8.8.0<8.8.8 | 8.8.8 |
| >=8.8.0<8.8.8 | ||
| >=8.9.0<8.9.1 | ||
| >=9.0.0<9.0.1 |
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Reference Links
- https://www.drupal.org/sa-core-2020-005
- https://nvd.nist.gov/vuln/detail/CVE-2020-13664
- https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2020-13664.yaml
- https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2020-13664.yaml
- https://github.com/advisories/GHSA-x72f-ggjw-v5xh (Advisory)
Frequently Asked Questions
What is the severity of CVE-2020-13664?
The severity of CVE-2020-13664 is critical.
How does the vulnerability in CVE-2020-13664 allow arbitrary PHP code execution?
The vulnerability in CVE-2020-13664 allows an attacker to trick an administrator into visiting a malicious site, resulting in the execution of arbitrary PHP code.
Which versions of Drupal Core are affected by CVE-2020-13664?
Versions of Drupal Core from 8.0.0 to 8.9.1 and 9.0.0 to 9.0.1 are affected by CVE-2020-13664.
How can I fix the vulnerability in CVE-2020-13664?
To fix the vulnerability in CVE-2020-13664, update Drupal Core to a version that includes the patch provided by the official security advisory (SA-CORE-2020-005).
Where can I find more information about CVE-2020-13664?
More information about CVE-2020-13664 can be found in the official security advisory (SA-CORE-2020-005) on the Drupal website.
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