{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-20T23:09:22.368","vulnerabilities":[{"cve":{"id":"CVE-2021-25669","sourceIdentifier":"productcert@siemens.com","published":"2021-04-22T21:15:10.143","lastModified":"2024-11-21T05:55:15.703","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All versions < 5.5.1), SCALANCE X202-2P IRT PRO (All versions < 5.5.1), SCALANCE X204 IRT (All versions < 5.5.1), SCALANCE X204 IRT PRO (All versions < 5.5.1), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < 5.5.1), SCALANCE XF202-2P IRT (All versions < 5.5.1), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204 IRT (All versions < 5.5.1), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < 5.5.1), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5). Incorrect processing of POST requests in the web server may write out of bounds in stack. An attacker might leverage this to denial-of-service of the device or remote code execution."},{"lang":"es","value":"Se ha identificado una vulnerabilidad en SCALANCE X200-4P IRT (Todas las versiones anteriores a la versión 5.5.1), SCALANCE X201-3P IRT (Todas las versiones anteriores a la versión 5.5.1), SCALANCE X201-3P IRT PRO (Todas las versiones anteriores a la versión 5.5.1), SCALANCE X202-2 IRT (Todas las versiones anteriores a la versión 5.5.1), SCALANCE X202-2P IRT (Incluyendo las variantes SIPLUS NET) (Todas las versiones anteriores a la versión 5.5.1), SCALANCE X202-2P IRT PRO (Todas las versiones anteriores a la versión 5.5.1), SCALANCE X204 IRT (Todas las versiones anteriores a la versión 5.5.1), SCALANCE X204 IRT PRO (Todas las versiones anteriores a la versión 5.5.1), SCALANCE X204-2 (Incluyendo las variantes SIPLUS NET) (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X204-2FM (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X204-2LD (Incluyendo las variantes SIPLUS NET) (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X204-2LD TS (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X204-2TS (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X206-1 (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X206-1LD (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X208 (Incluyendo las variantes SIPLUS NET) (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X208PRO (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X212-2 (Incluyendo las variantes SIPLUS NET) (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X212-2LD (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X216 (Todas las versiones anteriores a la versión V5.2.5), SCALANCE X224 (Todas las versiones anteriores a la versión V5.2.5), SCALANCE XF201-3P IRT (Todas las versiones anteriores a la versión 5.5.1), SCALANCE XF202-2P IRT (Todas las versiones anteriores a la versión 5.5.1), SCALANCE XF204 (Todas las versiones anteriores a la versión V5.2.5), SCALANCE XF204 IRT (Todas las versiones anteriores a la versión 5.5.1), SCALANCE XF204-2 (Incluyendo las variantes SIPLUS NET) (Todas las versiones anteriores a la versión V5.2.5), SCALANCE XF204-2BA IRT (Todas las versiones anteriores a la versión 5.5.1), SCALANCE XF206-1 (Todas las versiones anteriores a la versión V5.2.5), SCALANCE XF208 (Todas las versiones anteriores a la versión V5.2.5). El procesamiento inapropiado de las peticiones POST en el servidor web puede escribir fuera de límites en la pila.&#xa0;Un atacante podría aprovechar esto para una Denegación de Servicio del dispositivo o una ejecución de código remota"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","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}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"productcert@siemens.com","type":"Secondary","description":[{"lang":"en","value":"CWE-121"}]},{"source":"nvd@nist.gov","type":"Secondary","description":[{"lang":"en","value":"CWE-787"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x200-4p_irt_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"5.5.1","matchCriteriaId":"ADFA817F-7237-458A-8BCB-95551360E22A"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:scalance_x200-4p_irt:-:*:*:*:*:*:*:*","matchCriteriaId":"8B9CBC72-92D9-4B3A-884F-33124C457016"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x201-3p_irt_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"5.5.1","matchCriteriaId":"47627D33-BE10-42EC-AD9A-7E3FE4ECF6E2"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:scalance_x201-3p_irt:-:*:*:*:*:*:*:*","matchCriteriaId":"3268CF75-6DAB-416A-B19B-2A8F95C268CF"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x201-3p_irt_pro_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"5.5.1","matchCriteriaId":"9328F7AC-5842-4525-9B30-7C8617063941"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:scalance_x201-3p_irt_pro:-:*:*:*:*:*:*:*","matchCriteriaId":"492E8AC1-338B-4AC3-90C7-1FADCD4528C4"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x202-2_irt_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"5.5.1","matchCriteriaId":"20883AFA-C61C-40DC-A343-3CDEA9B1B0AC"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:scalance_x202-2_irt:-:*:*:*:*:*:*:*","matchCriteriaId":"577D1E21-717C-4508-AE91-0BC490C89F85"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x202-2p_irt_pro_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"5.5.1","matchCriteriaId":"AA284180-566E-45D5-B3B6-4617B89FF4B6"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:scalance_x202-2p_irt_pro:-:*:*:*:*:*:*:*","matchCriteriaId":"F4726901-34BF-4F70-80A6-71648A4A29FB"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x204_irt_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"5.5.1","matchCriteriaId":"8A15A02F-7C41-4495-AD4E-11201FE5771F"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:scalance_x204_irt:-:*:*:*:*:*:*:*","matchCriteriaId":"0BC31F0E-389B-4925-88DE-726F2F0D2A23"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x204_irt_pro_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"5.5.1","matchCriteriaId":"40FCE8E4-B527-4B2D-AC98-C6649EAB4EC0"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:scalance_x204_irt_pro:-:*:*:*:*:*:*:*","matchCriteriaId":"8FF096BA-A6F4-46B3-9B9B-7FCEE7E6A6C3"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"5.2.5","matchCriteriaId":"ACE1A821-8F0A-4B96-AC8A-B219215014B1"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:siemens:scalance_x204-2:-:*:*:*:*:*:*:*","matchCriteriaId":"E38CE5A4-3EB1-4E93-BEB7-520E08DA6720"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:*","versionEndE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