Platform
other
Component
emerson-openenterprise-scada-software
Fixed in
3.3.5
CVE-2020-10640 is a critical remote code execution (RCE) vulnerability affecting Emerson OpenEnterprise SCADA Software versions up to and including 3.3.4. This flaw allows an attacker to execute arbitrary commands with system privileges, potentially granting them complete control over affected systems. A patch is available in version 3.3.5, and immediate action is recommended to mitigate the risk.
The impact of CVE-2020-10640 is severe, particularly within industrial control system (ICS) environments. Successful exploitation allows an attacker to execute arbitrary code with system privileges, effectively granting them full control over the affected SCADA server. This could lead to disruption of critical industrial processes, data breaches, and even physical damage to equipment. The ability to execute commands with system privileges significantly expands the attacker's potential actions, enabling them to modify configurations, steal sensitive data, and potentially compromise other systems on the network. Given the critical nature of SCADA systems, this vulnerability presents a significant threat to operational technology (OT) security.
CVE-2020-10640 was publicly disclosed in February 2022. While no active exploitation campaigns have been definitively linked to this CVE, the critical severity and potential impact on ICS environments warrant immediate attention. The vulnerability is not currently listed on CISA KEV, but its potential for significant disruption makes it a high-priority concern for OT security teams. Public proof-of-concept exploits are not widely available, but the vulnerability's nature suggests that such exploits could be developed and deployed.
Exploit Status
EPSS
0.86% (75% percentile)
CVSS Vector
The primary mitigation for CVE-2020-10640 is to upgrade to Emerson OpenEnterprise SCADA Software version 3.3.5 or later. If an immediate upgrade is not feasible due to compatibility concerns or system downtime requirements, consider implementing temporary workarounds. Network segmentation can limit the attacker’s ability to reach the vulnerable service. Review firewall rules to restrict access to the communication service to only authorized sources. Monitor system logs for suspicious activity, particularly attempts to execute commands or access sensitive files. While a WAF may not directly address this RCE, it can help detect and block malicious requests targeting the vulnerable service. After upgrading, verify the fix by attempting to trigger the vulnerability using known attack vectors and confirming that the commands are not executed.
Update Emerson OpenEnterprise to a version later than 3.3.4. Refer to the vendor security advisory for specific upgrade instructions and available mitigations.
Vulnerability analysis and critical alerts directly to your inbox.
CVE-2020-10640 is a critical remote code execution vulnerability in Emerson OpenEnterprise SCADA Software versions up to 3.3.4, allowing attackers to execute arbitrary commands with system privileges.
You are affected if you are using Emerson OpenEnterprise SCADA Software versions 3.3.4 or earlier. Upgrade to version 3.3.5 or later to mitigate the risk.
The recommended fix is to upgrade to Emerson OpenEnterprise SCADA Software version 3.3.5 or later. Implement temporary workarounds like network segmentation if immediate upgrade is not possible.
While no confirmed active exploitation campaigns are publicly known, the vulnerability's severity and potential impact make it a high-priority concern.
Refer to the Emerson Security Bulletin: https://www.emerson.com/en-us/news/security-bulletin
Upload your dependency file and we'll tell you instantly if this and other CVEs hit you.