Vulnerability CVE-2017-7968
Published: 2017-05-19

Description:
An Incorrect Default Permissions issue was discovered in Schneider Electric Wonderware InduSoft Web Studio v8.0 Patch 3 and prior versions. Upon installation, Wonderware InduSoft Web Studio creates a new directory and two files, which are placed in the system's path and can be manipulated by non-administrators. This could allow an authenticated user to escalate his or her privileges.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
Schneider Electric Wonderware InduSoft Web Studio 8.0 Patch 3 Insecure Permissions
Karn Ganeshen
02.07.2017

Type:

CWE-276

 (Incorrect Default Permissions)

CVSS2 => (AV:L/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.2/10
10/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Schneider-electric -> Wonderware indusoft web studio 

 References:
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2017-090-02
http://www.securityfocus.com/bid/98544
https://ics-cert.us-cert.gov/advisories/ICSA-17-138-02
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