CVE-2023-4876

7.5 HIGH

📋 TL;DR

This vulnerability in the GitHub repository hamza417/inure exposes sensitive information to unauthorized actors. It affects users of this repository prior to build92, potentially allowing attackers to access confidential data without proper authentication.

💻 Affected Systems

Products:
  • hamza417/inure GitHub repository
Versions: All versions prior to build92
Operating Systems: All platforms running the affected software
Default Config Vulnerable: ⚠️ Yes
Notes: Affects the GitHub repository directly; any deployments using vulnerable versions are affected.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could access sensitive user data, configuration secrets, or authentication tokens, leading to data breaches, account compromise, or further system exploitation.

🟠

Likely Case

Unauthorized access to sensitive information stored in the repository, potentially including user credentials, API keys, or configuration data.

🟢

If Mitigated

With proper access controls and network segmentation, impact is limited to the exposed information scope.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Information exposure vulnerabilities typically require minimal technical skill to exploit once the vulnerability is identified.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: build92 and later

Vendor Advisory: https://github.com/hamza417/inure/commit/7db5511753089c3cf477475f1f3b62a6e6ede4a8

Restart Required: Yes

Instructions:

1. Update to build92 or later from the GitHub repository. 2. Restart the application/service. 3. Verify the fix by checking the version.

🔧 Temporary Workarounds

Access Restriction

all

Implement strict access controls and network segmentation to limit exposure.

🧯 If You Can't Patch

  • Implement strict network access controls to limit who can access the vulnerable system.
  • Monitor access logs for unauthorized attempts to access sensitive information.

🔍 How to Verify

Check if Vulnerable:

Check if using hamza417/inure version prior to build92. Review application logs for unauthorized access attempts.

Check Version:

Check the application's version configuration or build metadata.

Verify Fix Applied:

Verify the application version is build92 or later. Test that sensitive information is no longer accessible to unauthorized users.

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to sensitive endpoints
  • Unusual data access patterns

Network Indicators:

  • Unexpected requests to information disclosure endpoints

SIEM Query:

source="application_logs" AND (event="unauthorized_access" OR event="sensitive_data_access")

🔗 References

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