HIGH

CVE-2023-32679

CVSS v3

7.2

HIGH

EPSS Score

25.4%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

Craft CMS is an open source content management system. In affected versions of Craft CMS an unrestricted file extension may lead to Remote Code Execution. If the name parameter value is not empty string('') in the View.php's doesTemplateExist() -> resolveTemplate() -> _resolveTemplateInternal() -> _resolveTemplate() function, it returns directly without extension verification, so that arbitrary extension files are rendered as twig templates. When attacker with admin privileges on a DEV or an improperly configured STG or PROD environment, they can exploit this vulnerability to remote code execution. Code execution may grant the attacker access to the host operating system. This issue has been addressed in version 4.4.6. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Technical details

Published
5/19/2023

Frequently asked questions

What is CVE-2023-32679?

Craft CMS is an open source content management system. In affected versions of Craft CMS an unrestricted file extension may lead to Remote Code Execution. If the name parameter value is not empty string('') in the View.php's doesTemplateExist() -> resolveTemplate() -> _resolveTemplateInternal() -> _resolveTemplate() function, it returns directly without extension verification, so that arbitrary extension files are rendered as twig templates. When attacker with admin privileges on a DEV or an improperly configured STG or PROD environment, they can exploit this vulnerability to remote code execution. Code execution may grant the attacker access to the host operating system. This issue has been addressed in version 4.4.6. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Is CVE-2023-32679 actively exploited?

Active exploitation of CVE-2023-32679 has not been confirmed. The EPSS score is 25.4%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-32679?

CVE-2023-32679 has a CVSS v3 base score of 7.2 (HIGH severity).

Is CVE-2023-32679 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.