CVE-2025-9725

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Affected is an unknown function of the file /squashfs-root/etc/shadow of the component Web Interface. The manipulation leads to use of hard-coded password. The attack must be carried out locally. The attack's complexity is rated as high. The exploitability is told to be difficult. The exploit is publicly available and might be used. Upgrading to version 2.3.13 is able to address this issue. It is recommended to upgrade the affected component. The vendor explains: \"[T]he firmware does store a default password of 'admin'. This password has been deprecated since LT500E firmware version 2.3.13 and is no longer used. The LT500E does not have an administrator password set by default; a new password (at least 8 characters ) must be manually created upon first login the web management page.\""}, {"lang": "de", "value": "In Cudy LT500E bis 2.3.12 wurde eine Schwachstelle gefunden. Es geht dabei um eine nicht klar definierte Funktion der Datei /squashfs-root/etc/shadow der Komponente Web Interface. Dank der Manipulation mit unbekannten Daten kann eine use of hard-coded password-Schwachstelle ausgenutzt werden. Der Angriff muss lokal angegangen werden. Das Durchf\u00fchren eines Angriffs ist mit einer relativ hohen Komplexit\u00e4t verbunden. Die Ausnutzung wird als schwierig beschrieben. Die Ausnutzung wurde ver\u00f6ffentlicht und kann verwendet werden. Ein Aktualisieren auf die Version 2.3.13 vermag dieses Problem zu l\u00f6sen. Die Aktualisierung der betroffenen Komponente wird empfohlen."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 2, "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P", "baseSeverity": "LOW"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 2.5, "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 2.5, "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C", "baseSeverity": "LOW"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 1, "vectorString": "AV:L/AC:H/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2025-08-30T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2025-08-30T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2025-08-30T15:45:07.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "lxyilu (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.322014", "name": "VDB-322014 | Cudy LT500E Web shadow hard-coded password", "tags": ["vdb-entry"]}, {"url": "https://vuldb.com/?ctiid.322014", "name": "VDB-322014 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.639346", "name": "Submit #639346 | Cudy Cudy LT500E 1.0 Router LT500E-R42-2.3.13 Insecure Storage of Sensitive Information", "tags": ["third-party-advisory"]}, {"url": "https://github.com/XXRicardo/iot-cve/blob/main/CUDY/LT500E-R42-2.3.13.md", "tags": ["related"]}, {"url": "https://github.com/XXRicardo/iot-cve/blob/main/CUDY/LT500E-R42-2.3.13.md#steps-to-reproduce", "tags": ["exploit"]}]}, "adp": [{"references": [{"url": "https://github.com/XXRicardo/iot-cve/blob/main/CUDY/LT500E-R42-2.3.13.md", "tags": ["exploit"]}, {"url": "https://github.com/XXRicardo/iot-cve/blob/main/CUDY/LT500E-R42-2.3.13.md#steps-to-reproduce", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-09-02T14:43:03.310537Z", "id": "CVE-2025-9725", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-09-02T15:15:41.108Z"}}]}}

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Es geht dabei um eine nicht klar definierte Funktion der Datei /squashfs-root/etc/shadow der Komponente Web Interface. Dank der Manipulation mit unbekannten Daten kann eine use of hard-coded password-Schwachstelle ausgenutzt werden. Der Angriff muss lokal angegangen werden. Das Durchf\u00fchren eines Angriffs ist mit einer relativ hohen Komplexit\u00e4t verbunden. Die Ausnutzung wird als schwierig beschrieben. Die Ausnutzung wurde ver\u00f6ffentlicht und kann verwendet werden. Ein Aktualisieren auf die Version 2.3.13 vermag dieses Problem zu l\u00f6sen. 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Affected is an unknown function of the file /squashfs-root/etc/shadow of the component Web Interface. The manipulation leads to use of hard-coded password. The attack must be carried out locally. The attack's complexity is rated as high. The exploitability is told to be difficult. The exploit is publicly available and might be used. Upgrading to version 2.3.13 is able to address this issue. It is recommended to upgrade the affected component. The vendor explains: \"[T]he firmware does store a default password of 'admin'. This password has been deprecated since LT500E firmware version 2.3.13 and is no longer used. The LT500E does not have an administrator password set by default; a new password (at least 8 characters ) must be manually created upon first login the web management page.\""}, {"lang": "es", "value": "Se identific\u00f3 una vulnerabilidad en Cudy LT500E hasta la versi\u00f3n 2.3.12. Afecta a una funci\u00f3n desconocida del archivo /squashfs-root/etc/sha4dow del componente Interfaz Web. La manipulaci\u00f3n conduce al uso de una contrase\u00f1a codificada de forma r\u00edgida. El ataque debe realizarse localmente. La complejidad del ataque se califica como alta. Se dice que la explotabilidad es dif\u00edcil. El exploit est\u00e1 disponible p\u00fablicamente y podr\u00eda ser utilizado. La actualizaci\u00f3n a la versi\u00f3n 2.3.13 puede solucionar este problema. Se recomienda actualizar el componente afectado. El proveedor explica: \u201cEl firmware s\u00ed almacena una contrase\u00f1a predeterminada de 'admin'. Esta contrase\u00f1a ha sido desaprobada desde la versi\u00f3n 2.3.13 del firmware de LT500E y ya no se utiliza. El LT500E no tiene una contrase\u00f1a de administrador establecida por defecto; se debe crear manualmente una nueva contrase\u00f1a (de al menos 8 caracteres) al iniciar sesi\u00f3n por primera vez en la p\u00e1gina de gesti\u00f3n web.\u201d"}], "id": "CVE-2025-9725", "lastModified": "2026-10-18T21:10:00.120", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 1.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 1.5, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", 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{}

{"created": "2025-09-02T15:23:24.146912+00:00", "updated": "2025-09-02T15:23:24.146985+00:00", "vendors": ["cudy", "cudy$PRODUCT$lt500e"]}