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Drupal addresses critical code execution vulnerability

Vulnerabilities mentionedAll →

CVEVulnerabilityCVSSEPSSFlagsAffectedExposurePublished
CVE-2020-13663
Cross Site Request Forgery vulnerability in Drupal Core Form API does not properly handle certain form input from cross-site requests, which can lead to other v

Cross Site Request Forgery vulnerability in Drupal Core Form API does not properly handle certain form input from cross-site requests, which can lead to other vulnerabilities.

NVD description · AI analysis pending
8.8<1%
  • drupal drupal
CVE-2020-13664
Arbitrary PHP code execution vulnerability in Drupal Core under certain circumstances.

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.

NVD description · AI analysis pending
8.83%
  • drupal drupal
Full article266 words · extracted from securityaffairs.com · click to collapse

Drupal released security updates to patch several security issues, including a flaw that could allow an attacker to execute arbitrary PHP code.

Drupal released security updates to address multiple security vulnerabilities, including a “critical” flaw tracked as CVE-2020-13664 that could be exploited by an attacker to execute arbitrary PHP code.

The CVE-2020-13664 flaw affects both versions 8 and 9, but experts pointed out that it could be exploited only in certain circumstances and most likely impacts Windows Servers.

“Drupal 8 and 9 have a remote code execution vulnerability under certain circumstances.” reads the advisory published by Drupal.

“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.”

Drupal also addressed a critical cross-site request forgery (CSRF) vulnerability tracked as CVE-2020-13663, it impacts Drupal 7, 8, and 9.

“The Drupal core Form API does not properly handle certain form input from cross-site requests, which can lead to other vulnerabilities.” reads the advisory.

The development team also addressed a “less critical” access bypass vulnerability affecting versions 8 and 9.

“JSON:API PATCH requests may bypass validation for certain fields,” reads the advisory for this issue. “By default, JSON:API works in a read-only mode which makes it impossible to exploit the vulnerability. Only sites that have the read_only set to FALSE under jsonapi.settings config are vulnerable.”

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Pierluigi Paganini

(SecurityAffairs – hacking, CMS)

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Text extracted automatically; images, tables and formatting may be missing. Original: https://securityaffairs.com/104930/hacking/drupal-critical-code-execution-issue.html