Elcomplus SmartPPT SCADA and SmartPPT SCADA Server file upload | CVE-2021-43934
NAME
Elcomplus SmartPPT SCADA and SmartPPT SCADA Server file upload
- Platforms Affected:
Elcomplus SmartPPT SCADA 1.1
Elcomplus SmartPPT SCADA Server 1.4 - Risk Level:
9.8 - Exploitability:
Unproven - Consequences:
Gain Access
DESCRIPTION
Elcomplus SmartPPT SCADA and SmartPPT SCADA Server could allow a remote attacker to upload arbitrary files, caused by the improper validation of file extensions by the backup and restore system. By sending a specially-crafted HTTP request, a remote attacker could exploit this vulnerability to upload a malicious PHP script, which could allow the attacker to execute arbitrary PHP code on the vulnerable system.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Upgrade to the latest version of Elcomplus SmartPPT SCADA or SmartPPT SCADA Server (2.3.4 or later), available from the Google Drive Web site. See References.
- Reference Link:
https://www.cisa.gov/uscert/ics/advisories/icsa-22-109-05 - Reference Link:
https://www.cisa.gov/uscert/ics/advisories/icsa-22-109-04
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