Fuji Electric Tellus pcid64 Driver File APIs Exposed Dangerous Method Arbitrary File Deletion Vulnerability
Vulnerability Details
This vulnerability allows local attackers to delete arbitrary files on affected installations of Fuji Electric Tellus. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within calls to methods in the pcid64 driver. The issue results in access to exposed dangerous functions. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.
Additional Details
Fuji Electric has issued an update to correct this vulnerability. More details can be found at:
https://www.cisa.gov/news-events/ics-advisories/icsa-26-132-01
Disclosure Timeline
- 2025-10-09 - Vulnerability reported to vendor
- 2026-06-24 - Coordinated public release of advisory
- 2026-06-24 - Advisory Updated
Credit
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