CVE-2019-25282 — AI Deep Analysis Summary

🚨 **Essence**: Input validation error in the `parent` parameter. <br>💥 **Consequences**: Leads to **Open Redirect** attacks. Users can be tricked into clicking malicious links that redirect to phishing sites or malware.

🛡️ **Root Cause**: **CWE-601** (Open Redirect). <br>🔍 **Flaw**: Improper validation of the `parent` input parameter. The system fails to verify if the redirect destination is safe.

🏢 **Vendor**: Guangzhou V (V-SOL). <br>📦 **Product**: V-SOL GPON/EPON OLT Platform. <br>📅 **Affected Version**: Specifically **v2.03**.

🕵️ **Attacker Action**: Redirects victims to external, potentially malicious URLs.…

🔓 **Threshold**: **Low**. <br>🌐 **Vector**: Network (AV:N). <br>🔑 **Auth**: None required (PR:N). <br>👤 **User Interaction**: None required (UI:N). Easy to exploit via link sharing.

📜 **Exploit Status**: Yes, public exploits exist. <br>🔗 **Sources**: Packet Storm Security, Zero Science Lab, and CXSecurity have documented advisories and potential exploit code.

🔍 **Self-Check**: Scan for V-SOL OLT devices. <br>🧪 **Test**: Attempt to manipulate the `parent` parameter in URLs to trigger redirects to a test domain.…

🩹 **Fix Status**: The data does not explicitly confirm a patched version is available. <br>⚠️ **Action**: Check the vendor homepage (vsolcn.com) for updates. If no patch, assume vulnerable.

🚧 **Workaround**: Implement **WAF rules** to block or sanitize the `parent` parameter. <br>🛑 **Mitigation**: Restrict access to the OLT management interface. Do not share management URLs externally.

⚡ **Priority**: **High**. <br>📈 **Reason**: CVSS 3.1 vector indicates High impact on Confidentiality, Integrity, and Availability. Low exploitation complexity makes it attractive for attackers.