CVE-2023-34099: Improper Check for Unusual or Exceptional Conditions

June 27, 2023 (updated July 6, 2023)

Shopware is an open source e-commerce software. 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. This issue has been addressed in version 5.7.18 and users are advised to update. There are no known workarounds for this vulnerability.

References

docs.shopware.com/en/shopware-5-en/security-updates/security-update-06-2023
github.com/shopware/shopware/security/advisories/GHSA-gh66-fp7j-98v5
github.com/shopware5/shopware/commit/39cc714d9a0be33b43877044d0b88ea3c6b43f3d
nvd.nist.gov/vuln/detail/CVE-2023-34099
www.shopware.com/en/changelog-sw5/

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