Advantech WebAccess/SCADA up to 8.3.5 path traversal

Summaryinfo

A vulnerability, which was classified as critical, was found in Advantech WebAccess and SCADA up to 8.3.5. This affects an unknown part. Executing a manipulation can lead to path traversal. This vulnerability is tracked as CVE-2019-10985. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Advantech WebAccess and SCADA up to 8.3.5 (SCADA Software). This vulnerability affects some unknown functionality. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

In WebAccess/SCADA, Versions 8.3.5 and prior, a path traversal vulnerability is caused by a lack of proper validation of a user-supplied path prior to use in file operations. An attacker can leverage this vulnerability to delete files while posing as an administrator.

The weakness was disclosed 06/28/2019. This vulnerability was named CVE-2019-10985 since 04/08/2019. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• SCADA Software

Vendor

• Advantech

Name

• SCADA
• WebAccess

Version

• 8.3.0
• 8.3.1
• 8.3.2
• 8.3.3
• 8.3.4
• 8.3.5

License

• commercial

Website

• Vendor: https://www.advantech.com/

CPE 2.3info

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CPE 2.2info

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