Llixixi

**Name of the Vulnerable Software and Affected Versions** Beijing Baichuo Smart S45F Multi-Service Secure Gateway Intelligent Management Platform versions up to 20230928 **Description** A critical vulnerability was found in the Beijing Baichuo Smart S45F Multi-Service Secure Gateway Intelligent Management Platform. The issue affects the file /useratte/userattestation.php, where the manipulation of the `web img` argument leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted about this disclosure but did not respond. **Recommendations** For versions up to 20230928, as a temporary workaround, consider restricting access to the /useratte/userattestation.php file until a patch is available. Avoid using the `web img` argument in the affected file to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.