A vulnerability, which was classified as critical, was found in Moxa PT-7528 and PT-7828 (Automation Software) (the affected version is unknown). This affects an unknown code of the component Console. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. CWE is classifying the issue as CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In Moxa PT-7528 series firmware, Version 4.0 or lower, and PT-7828 series firmware, Version 3.9 or lower, these devices use a hard-coded service code for access to the console.

The weakness was disclosed 03/24/2020. This vulnerability is uniquely identified as CVE-2020-6985 since 01/14/2020. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK.

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

The entries VDB-152251, VDB-152249, VDB-152248 and VDB-152246 are pretty similar.

Productinfo

Type

• Automation Software

Vendor

• Moxa

Name

• PT-7528
• PT-7828

License

• commercial

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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Exploitinginfo

Threat Intelligenceinfo

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