Crafter CMS 3.0.18 Template os command injection

Summaryinfo

A vulnerability categorized as critical has been discovered in Crafter CMS 3.0.18. The affected element is an unknown function of the component Template Handler. Such manipulation leads to os command injection. This vulnerability is uniquely identified as CVE-2018-19907. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Crafter CMS 3.0.18 (Content Management System) and classified as critical. Affected by this issue is an unknown functionality of the component Template Handler. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A Server-Side Template Injection issue was discovered in Crafter CMS 3.0.18. Attackers with developer privileges may execute OS commands by Creating/Editing a template file (.ftl filetype) that triggers a call to freemarker.template.utility.Execute in the FreeMarker library during rendering of a web page.

The bug was discovered 12/05/2018. The weakness was disclosed 12/06/2018 (Website). The advisory is available at github.com. This vulnerability is handled as CVE-2018-19907 since 12/06/2018. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation needs a simple authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Content Management System

Vendor

• Crafter

Name

• CMS

Version

• 3.0.18

License

• free

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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