CVE-2024-25802
📋 TL;DR
SKINsoft S-Museum 7.02.3 has an unrestricted file upload vulnerability in the Add Media function that allows attackers to upload malicious files. Unlike CVE-2024-25801, the attack payload is embedded in the file content rather than metadata. This affects all organizations using the vulnerable version of S-Museum software.
💻 Affected Systems
- SKINsoft S-Museum
📦 What is this software?
S Museum by Skinsoft
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise through remote code execution, data theft, or ransomware deployment via uploaded malicious files.
Likely Case
Webshell upload leading to persistent backdoor access, data exfiltration, or lateral movement within the network.
If Mitigated
File upload attempts blocked or quarantined with no successful exploitation.
🎯 Exploit Status
Exploitation requires access to the Add Media function, which may require authentication. The vulnerability is well-documented in public references.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Unknown
Restart Required: No
Instructions:
1. Monitor SKINsoft vendor website for security updates. 2. Apply any available patches immediately. 3. Test in non-production environment first.
🔧 Temporary Workarounds
Restrict File Upload Types
allImplement server-side validation to only allow specific safe file types (e.g., images, documents) and block executable files.
Disable Add Media Function
allTemporarily disable the vulnerable Add Media function until a patch is available.
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block malicious file uploads
- Isolate S-Museum server from critical network segments and implement strict network segmentation
🔍 How to Verify
Check if Vulnerable:
Check if S-Museum version is 7.02.3 and test file upload functionality with various file types.Check Version:
Check S-Museum administration panel or application configuration files for version information.Verify Fix Applied:
Test file upload with previously blocked malicious file types to confirm restrictions are working.📡 Detection & Monitoring
Log Indicators:
- Unusual file uploads to Add Media endpoint
- Uploads of non-standard file types
- Large number of upload attempts
Network Indicators:
- HTTP POST requests to media upload endpoints with suspicious file content
- Outbound connections from S-Museum server to unknown IPs
SIEM Query:
source="s-museum-logs" AND (event="file_upload" AND file_type NOT IN ("jpg","png","pdf"))