CVE-2021-43934

9.8 criticalEPSS 1.2%

Critical (9.8) in smartptt smartptt scada. EPSS 1.2% chance of exploitation in the next 30 days.

Elcomplus SmartPTT is vulnerable as the backup and restore system does not adequately validate upload requests, enabling a malicious user to potentially upload arbitrary files.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2022-04-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

smartptt:smartptt_scada

References

https://www.cisa.gov/uscert/ics/advisories/icsa-22-109-04
https://www.cisa.gov/uscert/ics/advisories/icsa-22-109-04

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