CVE-2018-19977 Information

Description

A command injection (missing input validation escaping) in the ftp upgrade configuration interface on the Auerswald COMfort 1200 IP phone 3.4.4.1-10589 allows an authenticated remote attacker (simple user) – in the same network as the device – to trigger OS commands (like starting telnetd or opening a reverse shell) via a POST request to the web server.

CVSS Vector

CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://www.auerswald.de/de/service/81-telefone/schnurgebundene-telefone/1568-comfortel-1200-ip.html https://www.sit.fraunhofer.de/fileadmin/dokumente/CVE/Advisory_Auerswald_COMfortel_1200_IP.pdf?_=1549376183

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.0