CVE-2020-12148 : Security Advisory and Response

A command injection flaw in the nslookup API of Silver Peak Unity ECOSTM (ECOS) appliance software allows attackers to execute arbitrary commands, potentially leading to system compromise.

Understanding CVE-2020-12148

This CVE involves a vulnerability in Silver Peak Systems, Inc.'s ECOS software that could be exploited by attackers to run unauthorized commands.

What is CVE-2020-12148?

The vulnerability allows attackers to execute arbitrary commands with the privileges of the web server on the EdgeConnect appliance.
Attackers can take control of the target system by exploiting this flaw.
The issue affects all ECOS versions prior to 8.1.9.15, 8.3.0.8, 8.3.1.2, 8.3.2.0, 9.0.2.0, and 9.1.0.0.

The Impact of CVE-2020-12148

CVSS Score: 6.8 (Medium Severity)
Attack Vector: Network
Privileges Required: High
User Interaction: Required
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2020-12148

This section provides more technical insights into the vulnerability.

Vulnerability Description

The flaw is categorized as CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection').
It allows for OS command injection via the nslookup API in the ECOS software.

Affected Systems and Versions

All current ECOS versions prior to 8.1.9.15, 8.3.0.8, 8.3.1.2, 8.3.2.0, 9.0.2.0, and 9.1.0.0 are impacted.

Exploitation Mechanism

Attackers with authenticated access to the Orchestrator UI or EdgeConnect UI can exploit this vulnerability.

Mitigation and Prevention

Protecting systems from CVE-2020-12148 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the ECOS software to version 8.1.9.15 or newer to mitigate the vulnerability.
Monitor network traffic for any signs of exploitation.

Long-Term Security Practices

Implement strong authentication mechanisms to prevent unauthorized access.
Regularly audit and review system logs for suspicious activities.

Patching and Updates

Regularly apply security patches and updates provided by Silver Peak Systems, Inc.