Siemens SINAMICS PERFECT HARMONY GH180 protection mechanism

Summaryinfo

A vulnerability categorized as critical has been discovered in Siemens SINAMICS PERFECT HARMONY GH180. This affects an unknown function. Executing a manipulation can lead to protection mechanism. This vulnerability is registered as CVE-2019-19278. The physical device can be targeted for the attack. No exploit is available.

Detailsinfo

A vulnerability has been found in Siemens SINAMICS PERFECT HARMONY GH180 (affected version unknown) and classified as problematic. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a protection mechanism vulnerability. The CWE definition for the vulnerability is CWE-693. The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A vulnerability has been identified in SINAMICS PERFECT HARMONY GH180 Drives MLFB 6SR32..-.....-.... MLFB 6SR4...-.....-.... MLFB 6SR5...-.....-.... With option A30 (HMIs 12 inches or larger) (All versions), SINAMICS PERFECT HARMONY GH180 Drives MLFB 6SR325.-.....-.... (High Availability) (All versions). The affected device contains a vulnerability that could allow an unauthenticated attacker to restore the affected device to a point where predefined application and operating system protection mechanisms are not in place. Successful exploitation requires physical access to the system, but no system privileges and no user interaction. An attacker could use the vulnerability to compromise confidentialiy, integrity and availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.

The weakness was published 01/16/2020. This vulnerability was named CVE-2019-19278 since 11/26/2019. The exploitation appears to be difficult. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

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

Vendor

• Siemens

Name

• SINAMICS PERFECT HARMONY GH180

License

• commercial

Website

• Vendor: https://www.siemens.com/

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