CVE-2017-14116

Severity Score

8.1

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The AT&T U-verse 9.2.2h0d83 firmware for the Arris NVG599 device, when IP Passthrough mode is not used, configures WAN access to a caserver https service with the tech account and an empty password, which allows remote attackers to obtain root privileges by establishing a session on port 49955 and then installing new software, such as BusyBox with "nc -l" support.

El firmware ATT U-verse 9.2.2h0d83 para el dispositivo Arris NVG599, cuando el modo IP Passthrough no está en uso, configura el acceso WAN a un servicio caserver https con la cuenta tech y una contraseña vacía, lo que permite que atacantes remotos obtengan privilegios root estableciendo una sesión en el puerto 49955 y, a continuación, instalando un nuevo software como BusyBox con soporte "nc -l".

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-09-03 CVE Reserved
2017-09-03 CVE Published
2023-03-07 EPSS Updated
2024-08-05 CVE Updated
2024-08-05 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-798: Use of Hard-coded Credentials

CAPEC

References (3)

URL	Tag	Source
http://www.securityfocus.com/bid/100585	Third Party Advisory
https://threatpost.com/bugs-in-arris-modems-distributed-by-att-vulnerable-to-trivial-attacks/127753	Third Party Advisory

URL	Date	SRC
https://www.nomotion.net/blog/sharknatto	2024-08-05

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Att Search vendor "Att"	U-verse Firmware Search vendor "Att" for product "U-verse Firmware"	9.2.2h0d83 Search vendor "Att" for product "U-verse Firmware" and version "9.2.2h0d83"	-	Affected	in	Commscope Search vendor "Commscope"	Arris Nvg599 Search vendor "Commscope" for product "Arris Nvg599"	-	-	Safe