CVE-2020-6881 in E8810

Résumé

par MITRE • 21/12/2020

ZTE E8810/E8820/E8822 series routers have an MQTT DoS vulnerability, which is caused by the failure of the device to verify the validity of abnormal messages. A remote attacker could connect to the MQTT server and send an MQTT exception message to the specified device, which will cause the device to deny service. This affects:<ZXHN E8810, ZXHN E8820, ZXHN E8822><E8810 V1.0.26, E8810 V2.0.1, E8820 V1.1.3L, E8820 V2.0.13, E8822 V2.0.13>

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• Divulgation: 21/12/2020
• Modérer: accepté
• Entrée: VDB-166653
• CPE: prêt
• CWE: CWE-404 (confirmé)
• CVSS: 4.3 (VulDB)
• EPSS: 0.00580
• KEV: non
• Activités: très faible

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2020-6881
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-6881
• CVE Details: https://www.cvedetails.com/cve/CVE-2020-6881/