CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
27.8%
**ATTENTION:**Low skill level to exploit.
Vendor: Trihedral Engineering Limited
Equipment: VTScada
Vulnerabilities: Improper Access Control, Uncontrolled Search Path Element
Trihedral Engineering Limited reports that the vulnerability affects the following versions of the VTScada HMI and SCADA software:
Successful exploitation of these vulnerabilities may allow execution of arbitrary code.
Trihedral Engineering Limited recommends that users of an affected version update to the latest version, 11.3.05. The update can be found at the following location:
ftp://ftp.trihedral.com/VTS/VTScada 11.3 Versions/
Help file notes for upgrading VTScada/VTS can be found at:
<https://www.trihedral.com/help/Content/Op_Welcome/Wel_UpgradeNotes.htm>
NCCIC/ICS-CERT recommends that users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should take the following measures to protect themselves from social engineering attacks:
ICS-CERT reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
ICS-CERT also provides a section for control systems security recommended practices on the ICS-CERT web page. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Additional mitigation guidance and recommended practices are publicly available in the ICSβCERT Technical Information Paper, ICS-TIP-12-146-01BβTargeted Cyber Intrusion Detection and Mitigation Strategies, that is available for download from the ICS-CERT web site.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to ICS-CERT for tracking and correlation against other incidents.
No known public exploits specifically target these vulnerabilities. These vulnerabilities are not remotely exploitable.
A local, non-administrator user has privileges to read and write to the file system of the target machine.
CVE-2017-14031 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).
The program will execute specially crafted malicious dll files placed on the target machine.
CVE-2017-14029 has been assigned to this vulnerability. A CVSS v3 base score of 7.8 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).
Karn Ganeshen and Mark Cross independently discovered these vulnerabilities and reported them to ICS-CERT.
Critical Infrastructure Sectors: Chemical, Communications, Critical Manufacturing, Energy, Food and Agriculture, Transportation Systems, Water and Wastewater Systems
Countries/Areas Deployed: North America, Europe
Company Headquarters Location: Canada
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web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2017-14031
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CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
27.8%