Asymmetric denial of service In shopware/shopware

Description

Shopware improper mail validation vulnerability

Impact

The mail validation in the registration process had some flaws, so it was possible to construct different mail addresses, that in the end result in the same address, which is shared by multiple accounts.

Patches

We recommend updating to the current version 5.7.18. You can get the update to 5.7.18 regularly via the Auto-Updater or directly via the release page. https://github.com/shopware5/shopware/releases/tag/v5.7.18

For older versions you can use the Security Plugin: https://store.shopware.com/en/swag575294366635f/shopware-security-plugin.html

References

https://docs.shopware.com/en/shopware-5-en/security-updates/security-update-06-2023

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem
Package
Affected version
Patched versions