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KLCERT-20-012: Missing Authentication in Emerson OpenEnterprise SCADA before 3.3.4

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KL-IDS KLCERT-20-012
CVE-IDS CVE-2020-10640
Publication date 2020.05.20
Researcher Roman Lozko, Kaspersky ICS CERT
Description Missing Authentication in Emerson OpenEnterprise SCADA versions before 3.3.4 might lead to arbitrary code execution. The affected components may allow an attacker to run an arbitrary commands with system privileges or perform remote code execution via a specific communication service.
Impact The affected components may allow an attacker to run an arbitrary command with system privileges or perform remote code execution via a specific communication service.
Severity
CVSS v3 Base Score: 10.0
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Exploitability Remotely
Difficulty Low
User interaction None
Existence of exploit PoC
Affected products
Affected products Emerson OpenEnterprise SCADA versions before 3.3.4.
Mitigation
Vendor mitigation Emerson recommends all users upgrade your OpenEnterprise system to OpenEnterprise 3.3.5 (OpenEnterprise 3.3 Service Pack 5). All computers with OpenEnterprise installations must be upgraded.
Timeline Dec 2019 – Vulnerabilities reported
May 2020 – Vendor releases patch
May 2020 – Advisory published