CVE-2025-8452

{"id": "CVE-2025-8452", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "cve@takeonme.org", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2025-08-12T16:15:29.620", "references": [{"url": "https://help.runzero.com/docs/installing-an-explorer/", "source": "cve@takeonme.org"}, {"url": "https://support.brother.com/g/b/faqend.aspx?c=us&lang=en&prod=group2&faqid=faq00100851_000", "source": "cve@takeonme.org"}, {"url": "https://takeonme.org/gcves/GCVE-1337-2025-00000000000000000000000000000000000000000000000001011111011111010111111001000000000000000000000000000000000000000000000000000000001", "source": "cve@takeonme.org"}, {"url": "https://www.rapid7.com/blog/post/multiple-brother-devices-multiple-vulnerabilities-fixed/", "source": "cve@takeonme.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "cve@takeonme.org", "description": [{"lang": "en", "value": "CWE-538"}]}], "descriptions": [{"lang": "en", "value": "By using the \"uscan\" protocol provided by the eSCL specification, an attacker can discover the serial number of multi-function printers that implement the Brother-provided firmware. This serial number can, in turn, can be leveraged by the flaw described by CVE-2024-51978 to calculate the default administrator password. This flaw is similar to\u00a0CVE-2024-51977, with the only difference being the protocol by which an attacker can use to learn the remote device's serial number. The eSCL/uscan vector is typically only exposed on the local network.\u00a0Any discovery service that implements the eSCL specification can be used to exploit this vulnerability, and one such implementation is the runZero Explorer.\u00a0Changing the default administrator password will render this vulnerability virtually worthless, since the calculated default administrator password would no longer be the correct password."}, {"lang": "es", "value": "Mediante el protocolo \"uscan\" de la especificaci\u00f3n eSCL, un atacante puede descubrir el n\u00famero de serie de las impresoras multifunci\u00f3n que implementan el firmware de Brother. Este n\u00famero de serie puede, a su vez, aprovecharse de la falla descrita en CVE-2024-51978 para calcular la contrase\u00f1a de administrador predeterminada. Esta falla es similar a la CVE-2024-51977, con la \u00fanica diferencia del protocolo que un atacante puede usar para obtener el n\u00famero de serie del dispositivo remoto. El vector eSCL/uscan suele estar expuesto \u00fanicamente en la red local. Cualquier servicio de descubrimiento que implemente la especificaci\u00f3n eSCL puede utilizarse para explotar esta vulnerabilidad, y una de ellas es runZero Explorer. Cambiar la contrase\u00f1a de administrador predeterminada anular\u00e1 pr\u00e1cticamente esta vulnerabilidad, ya que la contrase\u00f1a de administrador predeterminada calculada dejar\u00eda de ser la correcta."}], "lastModified": "2025-08-15T06:15:26.670", "sourceIdentifier": "cve@takeonme.org"}