CVE-2025-2766

70mai A510 Use of Default Password Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of 70mai A510. Authentication is not required to exploit this vulnerability. The specific flaw exists within the default configuration of user accounts. The configuration contains default password. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of the root. Was ZDI-CAN-24996.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector : AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.zerodayinitiative.com/advisories/ZDI-25-180/	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:70mai:a510_firmware:1.0.40ww.2024.04.19:*:*:*:*:*:*:*

cpe:2.3:h:70mai:a510:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-06-06 19:15

Updated : 2025-08-18 16:00

NVD link : CVE-2025-2766

Mitre link : CVE-2025-2766

CVE.ORG link : CVE-2025-2766

JSON object : View

Products Affected

70mai

a510
a510_firmware

CWE

CWE-1393

Use of Default Password

{"id": "CVE-2025-2766", "cveTags": [], "metrics": {"cvssMetricV30": [{"type": "Secondary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2025-06-06T19:15:26.930", "references": [{"url": "https://www.zerodayinitiative.com/advisories/ZDI-25-180/", "tags": ["Third Party Advisory"], "source": "[email protected]"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-1393"}]}], "descriptions": [{"lang": "en", "value": "70mai A510 Use of Default Password Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of 70mai A510. Authentication is not required to exploit this vulnerability.\n\nThe specific flaw exists within the default configuration of user accounts. The configuration contains default password. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of the root. Was ZDI-CAN-24996."}, {"lang": "es", "value": "Vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n por contrase\u00f1a predeterminada en 70mai A510. Esta vulnerabilidad permite a atacantes adyacentes a la red omitir la autenticaci\u00f3n en las instalaciones afectadas de 70mai A510. No se requiere autenticaci\u00f3n para explotar esta vulnerabilidad. La falla espec\u00edfica se encuentra en la configuraci\u00f3n predeterminada de las cuentas de usuario. Esta configuraci\u00f3n contiene la contrase\u00f1a predeterminada. Un atacante puede aprovechar esta vulnerabilidad para omitir la autenticaci\u00f3n y ejecutar c\u00f3digo arbitrario en el contexto de la ra\u00edz. Era ZDI-CAN-24996."}], "lastModified": "2025-08-18T16:00:44.347", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:70mai:a510_firmware:1.0.40ww.2024.04.19:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "60084008-887F-42AF-A92A-CFB91B275CF1"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:70mai:a510:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "1D17067D-9A69-4191-BECE-C7CF9211CCFE"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "[email protected]"}