CVE-2024-45346

8.8 HIGH

📋 TL;DR

This CVE describes an authentication bypass vulnerability (CWE-287) in Xiaomi systems that allows attackers to bypass authentication mechanisms. The vulnerability affects Xiaomi products and services, potentially impacting millions of Xiaomi users worldwide. Successful exploitation could lead to unauthorized access to sensitive systems or data.

💻 Affected Systems

Products:
  • Xiaomi Security Center components
Versions: Specific versions not disclosed in provided reference
Operating Systems: Android-based Xiaomi systems
Default Config Vulnerable: ⚠️ Yes
Notes: Affects Xiaomi devices and services using the vulnerable authentication mechanism. Exact product list requires checking the vendor advisory.

⚠️ 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

Complete system compromise allowing attackers to access sensitive user data, modify system configurations, or execute arbitrary code with elevated privileges.

🟠

Likely Case

Unauthorized access to user accounts, personal data exposure, or privilege escalation within affected Xiaomi services.

🟢

If Mitigated

Limited impact with proper network segmentation, strong authentication controls, and monitoring in place.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Authentication bypass vulnerabilities typically require some understanding of the target system but can be exploited without valid credentials.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Not specified in provided reference

Vendor Advisory: https://trust.mi.com/misrc/bulletins/advisory?cveId=545

Restart Required: Yes

Instructions:

1. Check the Xiaomi Security Center advisory for specific patch details. 2. Apply security updates through official Xiaomi update channels. 3. Restart affected devices/services after patching.

🔧 Temporary Workarounds

Network segmentation

all

Isolate affected systems from untrusted networks

Enhanced monitoring

all

Increase logging and monitoring of authentication attempts

🧯 If You Can't Patch

  • Implement network-level controls to restrict access to affected systems
  • Enable multi-factor authentication where possible and monitor for suspicious authentication attempts

🔍 How to Verify

Check if Vulnerable:

Check device/software version against Xiaomi's security advisory. Review authentication logs for unusual patterns.

Check Version:

Check device settings > About phone > MIUI version for Xiaomi devices

Verify Fix Applied:

Verify that the latest security updates are installed and test authentication mechanisms.

📡 Detection & Monitoring

Log Indicators:

  • Failed authentication attempts followed by successful access
  • Authentication from unusual locations/times
  • Multiple authentication attempts with different credentials

Network Indicators:

  • Unusual authentication traffic patterns
  • Authentication requests bypassing normal flows

SIEM Query:

Authentication events where result='success' AND (source_ip NOT IN trusted_ips OR user_agent unusual)

🔗 References

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