CVE-2017-7907

Severity Score

6.6

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An Improper XML Parser Configuration issue was discovered in Schneider Electric Wonderware Historian Client 2014 R2 SP1 and prior. An improperly restricted XML parser (with improper restriction of XML external entity reference, or XXE) may allow an attacker to enter malicious input through the application which could cause a denial of service or disclose file contents from a server or connected network.

Se ha detectado un problema de configuración del analizador XML incorrecto en el historial de clientes de Schneider Electric Wonderware Historian Client 2014 R2 SP1 y anterior. Un analizador XML incorrectamente restringido (con una restricción incorrecta de referencia de entidad externa XML o XXE) puede permitir que un intruso ingrese una entrada malintencionada a través de la aplicación que podría causar una denegación de servicio o revelar el contenido de un servidor o de una red conectada.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2017-04-18 CVE Reserved
2017-05-19 CVE Published
2023-03-08 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-611: Improper Restriction of XML External Entity Reference

CAPEC

References (4)

URL	Tag	Source
http://www.securityfocus.com/bid/98254	Third Party Advisory
http://www.securitytracker.com/id/1038542	Vdb Entry
https://ics-cert.us-cert.gov/advisories/ICSA-17-122-01	Mitigation

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://software.schneider-electric.com/pdf/security-bulletin/lfsec00000120	2017-07-08

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Schneider-electric Search vendor "Schneider-electric"		Wonderware Historian Client Search vendor "Schneider-electric" for product "Wonderware Historian Client"				<= 2014_r2 Search vendor "Schneider-electric" for product "Wonderware Historian Client" and version " <= 2014_r2"		sp1		Affected