A vulnerability was found in Advantech WebAccess and NMS up to 3.0.1 (SCADA Software). It has been declared as critical. This vulnerability affects an unknown part. 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:

An attacker could use a specially crafted URL to delete or read files outside the WebAccess/NMS's (versions prior to 3.0.2) control.

The weakness was released 04/09/2020. This vulnerability was named CVE-2020-10631 since 03/16/2020. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

Upgrading to version 3.0.2 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-153015, VDB-153014, VDB-153013 and VDB-153012.

Productinfo

Type

• SCADA Software

Vendor

• Advantech

Name

• NMS
• WebAccess

Version

• 3.0.0
• 3.0.1

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Discussion