Summary
SiPass integrated ACC (Advanced Central Controller) devices do not properly check the integrity of firmware updates. This could allow an attacker to upload a maliciously modified firmware onto the device.
Siemens recommends specific countermeasures for products where fixes are not, or not yet available.
Vulnerabilities 1
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Medium 6.2
A vulnerability has been identified in Building X - Security Manager Edge Controller (ACC-AP) (All versions). Affected …
Revision history
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#2
Clarified that currently no fix is planned for affected devices
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#1
Publication Date
References
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SSA-367714: Improper Integrity Check of Firmware Updates in SiPass integrated AC5102 / ACC-G2 and ACC-AP - HTML Version
https://cert-portal.siemens.com/productcert/html/ssa-367714.html