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CVE record

CVE-2020-13664

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.

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.

CVE evidence

Known exploitation

Not listed in fetched KEV catalog

Absence from the fetched catalog does not establish that exploitation has not occurred.

Severity

high

CVSS 8.8 ยท CVSS_V3

Affected packages

2

Supported package records returned by OSV. Vendor and product names are not used to infer matches.

OSV package mapping

Affected open-source packages

PackageEcosystemFixed versions
drupal/corecomposer8.8.8, 8.9.1, 9.0.1
drupal/drupalcomposer8.8.8, 8.9.1, 9.0.1