[ICS] SpiderControl SCADA Web Server – Directory Traversal Vulnerability

[Karn Ganeshen <karnganeshen () gmail com>]

Vendor: SpiderControl
Equipment: SCADA Web Server
Vulnerability: Directory Traversal

Advisory URL:
https://ipositivesecurity.com/2017/09/01/ics-spidercontrol-scada-web-server-directory-traversal-vulnerability/

ICS-CERT Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-17-234-03

ZDI Advisory
http://www.zerodayinitiative.com/advisories/ZDI-17-695

CVE-ID
CVE-2017-12694

------------------------
AFFECTED PRODUCTS
------------------------
The following versions of SpiderControl SCADA Web Server, a software
management platform, are affected:

SCADA Web Server < version 2.02.0100

------------------------
BACKGROUND
------------------------
Critical Infrastructure Sector: Critical Manufacturing
Countries/Areas Deployed: Europe
Company Headquarters Location: Switzerland

------------------------
IMPACT
------------------------
Successful exploitation of this vulnerability could cause an attacker to
gain read access to system files through directory traversal.

------------------------
VULNERABILITY OVERVIEW
------------------------

IMPROPER LIMITATION OF A PATHNAME TO A RESTRICTED DIRECTORY (‘PATH
TRAVERSAL’) CWE-22

This vulnerability allows remote attackers to disclose sensitive
information on vulnerable installations of SpiderControl SCADA.
Authentication is not required to exploit this vulnerability.

The specific flaw exists within web server access to the scdefault
directory. The issue results from the lack of proper validation of a
user-supplied path prior to using it in file operations. An attacker can
leverage this vulnerability to disclose files accessible to the SYSTEM
account.

CVE-2017-12694 has been assigned to this vulnerability. A CVSS v3 base
score of 5.3 has been assigned; the CVSS vector string is
(AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N).



+++++
Best Regards,
Karn Ganeshen

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