7.2

CVE-2019-12789

Exploit

An issue was discovered on Actiontec T2200H T2200H-31.128L.08 devices, as distributed by Telus. By attaching a UART adapter to the UART pins on the system board, an attacker can use a special key sequence (Ctrl-\) to obtain a shell with root privileges. After gaining root access, the attacker can mount the filesystem read-write and make permanent modifications to the device including bricking of the device, disabling vendor management of the device, preventing automatic upgrades, and permanently installing malicious code on the device.

Data is provided by the National Vulnerability Database (NVD)
Actiontec ≫ T2200h Firmware Versiont2200h-31.1238l.08
   Actiontec ≫ T2200h Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.14% 0.305
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 6.8 0.9 5.9
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.2 3.9 10
AV:L/AC:L/Au:N/C:C/I:C/A:C
http://seclists.org/fulldisclosure/2019/Jun/10
Third Party Advisory
Exploit
Mailing List
https://www.actiontec.com/blog/
Third Party Advisory