CVE-2025-11320

6.3 MEDIUM

📋 TL;DR

This vulnerability allows remote attackers to upload arbitrary files without restrictions in the wisdom-education application. Attackers can exploit the uploadFile function in UploadController.java to upload malicious files. All systems running wisdom-education versions up to 1.0.4 are affected.

💻 Affected Systems

Products:
  • zhuimengshaonian wisdom-education
Versions: up to 1.0.4
Operating Systems: Any OS running Java applications
Default Config Vulnerable: ⚠️ Yes
Notes: Affects the upload functionality in the frontend/backend interface.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Remote code execution leading to complete system compromise, data theft, or ransomware deployment.

🟠

Likely Case

Malicious file upload enabling web shell installation, data exfiltration, or lateral movement.

🟢

If Mitigated

Limited impact with proper file validation and access controls in place.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Public exploit documentation available; attack requires minimal technical skill.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: None available

Restart Required: Yes

Instructions:

1. Monitor vendor for official patch. 2. Apply patch when available. 3. Restart application services.

🔧 Temporary Workarounds

Implement File Upload Validation

all

Add server-side validation for file types, extensions, and content.

Modify UploadController.java to validate file extensions and MIME types

Restrict Upload Directory Permissions

linux

Set upload directory to read-only for web server and prevent execution.

chmod 644 /path/to/upload/directory/*
chown root:root /path/to/upload/directory

🧯 If You Can't Patch

  • Disable file upload functionality entirely if not required
  • Implement WAF rules to block suspicious upload requests

🔍 How to Verify

Check if Vulnerable:

Check application version in pom.xml or manifest; if version ≤1.0.4, vulnerable.

Check Version:

grep -i version pom.xml || find . -name '*.jar' -exec jar tf {} \; | grep MANIFEST.MF

Verify Fix Applied:

Test file upload with restricted extensions; malicious files should be rejected.

📡 Detection & Monitoring

Log Indicators:

  • Unusual file uploads with non-standard extensions
  • Multiple failed upload attempts
  • Uploads to unexpected directories

Network Indicators:

  • HTTP POST requests to upload endpoints with executable files
  • Unusual traffic patterns to upload URLs

SIEM Query:

source="application.log" AND ("uploadFile" OR "UploadController") AND ("php" OR "jsp" OR "exe" OR "sh")

🔗 References

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