Shopware up to 6.5.8.12/6.6.5.0 context special elements used in a template engine

Summaryinfo

A vulnerability categorized as critical has been discovered in Shopware up to 6.5.8.12/6.6.5.0. Affected by this vulnerability is an unknown functionality. Executing a manipulation of the argument context can lead to improper neutralization of special elements used in a template engine. This vulnerability appears as CVE-2024-42356. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Shopware up to 6.5.8.12/6.6.5.0. This vulnerability affects an unknown functionality. The manipulation of the argument context with an unknown input leads to a improper neutralization of special elements used in a template engine vulnerability. The CWE definition for the vulnerability is CWE-1336. The product uses a template engine to insert or process externally-influenced input, but it does not neutralize or incorrectly neutralizes special elements or syntax that can be interpreted as template expressions or other code directives when processed by the engine. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Shopware is an open commerce platform. Prior to versions 6.6.5.1 and 6.5.8.13, the `context` variable is injected into almost any Twig Template and allows to access to current language, currency information. The context object allows also to switch for a short time the scope of the Context as a helper with a callable function. The function can be called also from Twig and as the second parameter allows any callable, it's possible to call from Twig any statically callable PHP function/method. It's not possible as customer to provide any Twig code, the attacker would require access to Administration to exploit it using Mail templates or using App Scripts. Update to Shopware 6.6.5.1 or 6.5.8.13 to receive a patch. For older versions of 6.1, 6.2, 6.3 and 6.4 corresponding security measures are also available via a plugin.

The advisory is shared for download at github.com. This vulnerability was named CVE-2024-42356 since 07/30/2024. The exploitation appears to be easy. The attack can be initiated remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1221.

Upgrading to version 6.5.8.13 or 6.6.5.1 eliminates this vulnerability. Applying the patch 04183e0c02af3b404eb7d52c683734bfe0595038 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Shopware

Version

• 6.5.8.0
• 6.5.8.1
• 6.5.8.2
• 6.5.8.3
• 6.5.8.4
• 6.5.8.5
• 6.5.8.6
• 6.5.8.7
• 6.5.8.8
• 6.5.8.9
• 6.5.8.10
• 6.5.8.11
• 6.5.8.12
• 6.6.0
• 6.6.1
• 6.6.2
• 6.6.3
• 6.6.4
• 6.6.5.0

License

• commercial

Website

• Product: https://github.com/shopware/shopware/

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