Siemens SIMATIC/SINAMICS/SINEC/SINEMA/SINUMERIK V5.6 unquoted search path

Summaryinfo

A vulnerability classified as critical was found in Siemens SIMATIC, SINAMICS, SINEC, SINEMA and SINUMERIK V5.6. This issue affects some unknown processing. The manipulation results in unquoted search path. This vulnerability is cataloged as CVE-2020-7580. The attack must be initiated from a local position. There is no exploit available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability was found in Siemens SIMATIC, SINAMICS, SINEC, SINEMA and SINUMERIK V5.6 (SCADA Software). It has been classified as critical. Affected is an unknown function. The manipulation with an unknown input leads to a unquoted search path vulnerability. CWE is classifying the issue as CWE-428. The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A vulnerability has been identified in SIMATIC Automation Tool (All versions), SIMATIC NET PC software (All versions V16 < V16 Upd3), SIMATIC PCS 7 (All versions), SIMATIC PCS neo (All versions), SIMATIC ProSave (All versions), SIMATIC S7-1500 Software Controller (All versions), SIMATIC STEP 7 (All versions < V5.6 SP2 HF3), SIMATIC STEP 7 (TIA Portal) V13 (All versions), SIMATIC STEP 7 (TIA Portal) V14 (All versions), SIMATIC STEP 7 (TIA Portal) V15 (All versions), SIMATIC STEP 7 (TIA Portal) V16 (All versions), SIMATIC WinCC OA V3.16 (All versions < P018), SIMATIC WinCC OA V3.17 (All versions < P003), SIMATIC WinCC Runtime Advanced (All versions), SIMATIC WinCC Runtime Professional V13 (All versions), SIMATIC WinCC Runtime Professional V14 (All versions), SIMATIC WinCC Runtime Professional V15 (All versions), SIMATIC WinCC Runtime Professional V16 (All versions), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 14), SIMATIC WinCC V7.5 (All versions < V7.5 SP1 Update 3), SINAMICS STARTER commissioning tool (All versions), SINAMICS Startdrive (All versions), SINEC NMS (All versions), SINEMA Server (All versions), SINUMERIK ONE virtual (All versions), SINUMERIK Operate (All versions). A component within the affected application regularly calls a helper binary with SYSTEM privileges while the call path is not quoted.

The weakness was shared 06/10/2020. This vulnerability is traded as CVE-2020-7580 since 01/21/2020. The exploitability is told to be easy. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1574.009 by the MITRE ATT&CK project.

Applying a patch is able to eliminate this problem.

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Productinfo

Type

• SCADA Software

Vendor

• Siemens

Name

• SIMATIC
• SINAMICS
• SINEC
• SINEMA
• SINUMERIK

Version

• V5.6

License

• commercial

Website

• Vendor: https://www.siemens.com/

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