7.5

CVE-2020-6881

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>
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
ZteZxhn E8810 Firmware Version1.0.26
   ZteZxhn E8810 Version-
ZteZxhn E8810 Firmware Version2.0.1
   ZteZxhn E8810 Version-
ZteZxhn E8820 Firmware Version1.1.3
   ZteZxhn E8820 Version-
ZteZxhn E8820 Firmware Version2.0.13
   ZteZxhn E8820 Version-
ZteZxhn E8822 Firmware Version2.0.13
   ZteZxhn E8822 Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.23% 0.425
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-346 Origin Validation Error

The product does not properly verify that the source of data or communication is valid.