CVE-2019-20025

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Certain builds of NEC SV9100 software could allow an unauthenticated, remote attacker to log into a device running an affected release with a hardcoded username and password, aka a Static Credential Vulnerability. The vulnerability is due to an undocumented user account with manufacturer privilege level. An attacker could exploit this vulnerability by using this account to remotely log into an affected device. A successful exploit could allow the attacker to log into the device with manufacturer level access. This vulnerability affects SV9100 PBXes that are running software release 6.0 or higher. This vulnerability does not affect SV9100 software releases prior to 6.0.

Ciertas compilaciones del software de NEC SV9100 podrían permitir a un atacante remoto no autenticado iniciar sesión en un dispositivo que ejecute una versión afectada con un nombre de usuario y contraseña embebidos, también se conoce como una Vulnerabilidad de Credenciales Estáticas. La vulnerabilidad es debido a una cuenta de usuario no documentada con nivel de privilegio de fabricante. Un atacante podría explotar esta vulnerabilidad al usar esta cuenta para iniciar sesión de remotamente en un dispositivo afectado. Una explotación con éxito podría permitir al atacante iniciar sesión en el dispositivo con acceso de nivel de fabricante. Esta vulnerabilidad afecta a las centrales SV9100 que ejecutan la versión de software 6.0 o superior. Esta vulnerabilidad no afecta a las versiones del software de SV9100 anteriores a 6.0

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-12-27 CVE Reserved
2020-07-29 CVE Published
2024-08-05 CVE Updated
2024-09-07 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-798: Use of Hard-coded Credentials

CAPEC

References (1)

URL	Tag	Source
https://shadytel.su/files/nec_cve.txt	Third Party Advisory

URL	Date	SRC

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
Nec Search vendor "Nec"	Sv9100 Firmware Search vendor "Nec" for product "Sv9100 Firmware"	>= 6.0 Search vendor "Nec" for product "Sv9100 Firmware" and version " >= 6.0"	-	Affected	in	Nec Search vendor "Nec"	Sv9100 Search vendor "Nec" for product "Sv9100"	-	-	Safe