CVE-2020-3470 : What You Need to Know

Multiple vulnerabilities in the API subsystem of Cisco Integrated Management Controller (IMC) could allow an unauthenticated, remote attacker to execute arbitrary code with root privileges.

Understanding CVE-2020-3470

This CVE involves multiple vulnerabilities in Cisco Integrated Management Controller (IMC) that could lead to remote code execution with elevated privileges.

What is CVE-2020-3470?

The vulnerabilities in the API subsystem of Cisco IMC result from improper boundary checks for user-supplied input. An attacker can exploit these flaws by sending a crafted HTTP request to the API subsystem, potentially triggering a buffer overflow and executing malicious code with root privileges on the target system.

The Impact of CVE-2020-3470

The impact of this CVE is critical, with a CVSS base score of 9.8, indicating a high severity level. The vulnerabilities could allow an attacker to compromise confidentiality, integrity, and availability of the affected system, leading to unauthorized code execution with elevated privileges.

Technical Details of CVE-2020-3470

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerabilities stem from improper boundary checks in the API subsystem of Cisco IMC, enabling an attacker to exploit these weaknesses and execute arbitrary code with root privileges.

Affected Systems and Versions

Product: Cisco Unified Computing System (Standalone)
Vendor: Cisco
Versions: Not applicable (n/a)

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: None
User Interaction: None
Scope: Unchanged
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Mitigation and Prevention

Protecting systems from CVE-2020-3470 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-provided patches and updates promptly.
Implement network segmentation to limit the attack surface.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Conduct security assessments and penetration testing.
Educate users on safe browsing habits and phishing awareness.

Patching and Updates

Cisco has released security advisories addressing these vulnerabilities. Refer to the official Cisco Security Advisory for detailed information on patches and updates.