CVE-2020-3274 : Exploit Details and Defense Strategies

Cisco Small Business RV Series Routers Command Injection Vulnerabilities

Understanding CVE-2020-3274

This CVE involves multiple vulnerabilities in the web-based management interface of Cisco Small Business RV Series Routers, potentially allowing remote attackers to execute arbitrary commands with root privileges.

What is CVE-2020-3274?

The vulnerabilities in the routers' management interface could be exploited by authenticated remote attackers with administrative privileges to run arbitrary commands on the affected devices.

The Impact of CVE-2020-3274

The vulnerabilities could lead to unauthorized execution of commands with elevated privileges on the underlying operating system, posing a significant security risk.

Technical Details of CVE-2020-3274

This section provides more in-depth technical details about the CVE.

Vulnerability Description

The vulnerabilities stem from inadequate validation of user input in the web-based management interface, enabling attackers to send malicious requests and execute commands.

Affected Systems and Versions

Product: Cisco Small Business RV Series Router Firmware
Vendor: Cisco
Affected Version: n/a

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: High
User Interaction: None
Scope: Unchanged
CVSS Base Score: 7.2 (High)
Impact: High confidentiality, integrity, and availability

Mitigation and Prevention

Protecting against CVE-2020-3274 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-provided patches promptly
Restrict access to the management interface
Monitor network traffic for suspicious activities

Long-Term Security Practices

Regularly update firmware and security configurations
Conduct security assessments and audits
Educate users on safe browsing and email practices

Patching and Updates

Regularly check for security advisories and updates from Cisco to address vulnerabilities and enhance system security.