Akuvox Smart Intercom/Doorphone ServicesHTTPAPI Improper Access Control

Akuvox Smart Intercom/Doorphone ServicesHTTPAPI Improper Access Control

Vendor: The Akuvox Company
Product web page: https://www.akuvox.com
Affected version: Doorphone:
S539
S532
X916
X915
X912
R29
Intercom:
E16C
R20K-2
R20A-2
C313W-2
NS-2
NC-2
NX-2
Firmware: 912.30.1.137

Summary: Vandal-resistant Door Phone for High-end Buildings. Offering
top-of-the-line features, Akuvox X912 is targeted at high-end residential
and commercial projects. With a compact size, it is perfect for buildings
with limited installation space.

Desc: The Akuvox Smart Intercom/Doorphone suffers from an insecure service
API access control. The vulnerability in ServicesHTTPAPI endpoint allows
users with “User” privileges to modify API access settings and configurations.
This improper access control permits privilege escalation, enabling unauthorized
access to administrative functionalities. Exploitation of this issue could
compromise system integrity and lead to unauthorized system modifications.

Tested on: lighttpd/1.4.30
EasyHttpServer

Vulnerability discovered by Gjoko ‘LiquidWorm’ Krstic
@zeroscience

Advisory ID: ZSL-2024-5862
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2024-5862.php

25.02.2024

—

http://192.168.1.2/#/ServicesHTTPAPI
# user:user