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Q1What is this vulnerability? (Essence + Consequences)
๐จ **Essence**: MIKO MikoPBX allows uploading PHP scripts to arbitrary directories. <br>๐ฅ **Consequences**: Full Remote Code Execution (RCE). Attackers can take over the server, steal data, or pivot to other systems.โฆ
๐ฆ **Affected**: MIKO MikoPBX. <br>๐ **Versions**: 2024.1.114 and earlier. <br>๐ข **Vendor**: MIKO. <br>โ ๏ธ **Note**: If you are running an older version, you are vulnerable.
Q4What can hackers do? (Privileges/Data)
๐ป **Privileges**: System-level access via PHP execution. <br>๐ **Data**: Complete compromise of Confidentiality (C:H) and Integrity (I:H). <br>๐ **Scope**: Affects other security components (S:C).โฆ
๐ **Public Exp**: YES. <br>๐ **PoC**: Available via ProjectDiscovery Nuclei templates. <br>๐งช **Status**: Automated scanning tools can detect and exploit this easily. Wild exploitation is likely for any exposed instance.
Q7How to self-check? (Features/Scanning)
๐ **Self-Check**: <br>1. Check version: Is it โค 2024.1.114? <br>2. Scan with Nuclei: Use the CVE-2025-52207 template. <br>3. Inspect Uploads: Look for PHP files in unexpected web directories via authenticated sessions.โฆ
๐ ๏ธ **Fix**: YES. <br>๐ **Patch**: Commit `3ee785429d3f1b33c9ab387ef4221127c9b8c5f3` on GitHub. <br>๐ **Action**: Update MikoPBX to a version newer than 2024.1.114 immediately.โฆ
๐ง **Workaround (No Patch)**: <br>1. **Restrict Access**: Block external access to the PBX web interface. <br>2. **Disable Uploads**: If possible, disable the file upload feature in settings. <br>3.โฆ