CVE-2021-34870

NETGEAR XR1000 UPnP SOAPAction Missing Authentication Information Disclosure Vulnerability

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of NETGEAR XR1000 1.0.0.52_1.0.38 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of SOAP messages. The issue results from a lack of authentication required for a privileged request. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-13325.

Esta vulnerabilidad permite a atacantes adyacentes a la red revelar información confidencial en las instalaciones afectadas de los routers NETGEAR XR1000 versión 1.0.0.52_1.0.38. No es requerida una autenticación para explotar esta vulnerabilidad. El fallo específico se presenta en el procesamiento de los mensajes SOAP. El problema resulta de la falta de autenticación requerida para una petición privilegiada. Un atacante puede aprovechar esta vulnerabilidad para revelar las credenciales almacenadas, conllevando a un mayor compromiso. Fue ZDI-CAN-13325

This vulnerability allows network-adjacent attackers to disclose sensitive information on affected installations of NETGEAR XR1000 routers. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the processing of SOAP messages. The issue results from a lack of authentication required for a privileged request. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise.

*Credits: Anonymous

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Adjacent

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-06-17 CVE Reserved
2021-09-08 CVE Published
2024-08-04 CVE Updated
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-306: Missing Authentication for Critical Function

CAPEC

References (2)

URL	Tag	Source
https://www.zerodayinitiative.com/advisories/ZDI-21-1058	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://kb.netgear.com/000063967/Security-Advisory-for-a-Security-Misconfiguration-Vulnerability-on-the-XR1000-PSV-2021-0101	2022-01-31

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Netgear Search vendor "Netgear"	Xr1000 Search vendor "Netgear" for product "Xr1000"	1.0.0.52_1.0.38 Search vendor "Netgear" for product "Xr1000" and version "1.0.0.52_1.0.38"	-	Affected	in	Netgear Search vendor "Netgear"	Xr1000 Search vendor "Netgear" for product "Xr1000"	-	-	Safe