National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7907 Detail

Current Description

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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.6 MEDIUM
Vector: AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H (V3 legend)
Impact Score: 5.2
Exploitability Score: 1.3


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 3.3 LOW
Vector: (AV:L/AC:M/Au:N/C:P/I:N/A:P) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 3.4


Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://software.schneider-electric.com/pdf/security-bulletin/lfsec00000120/ Vendor Advisory
http://www.securityfocus.com/bid/98254 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1038542
https://ics-cert.us-cert.gov/advisories/ICSA-17-122-01 Mitigation Third Party Advisory US Government Resource

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of XML External Entity Reference (CWE-611)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:schneider-electric:wonderware_historian_client:*:sp1:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
2014_r2


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-7907
NVD Published Date:
05/18/2017
NVD Last Modified:
07/07/2017