CVE-2020-3425 : What You Need to Know

Cisco IOS XE Software 16.1.1 is affected by multiple vulnerabilities that could allow an attacker to escalate privileges. Learn about the impact, technical details, and mitigation steps.

Understanding CVE-2020-3425

Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to elevate privileges to the level of an Administrator user on an affected device.

What is CVE-2020-3425?

The vulnerability in Cisco IOS XE Software allows an attacker with limited privileges to gain full administrative access on the affected device.

The Impact of CVE-2020-3425

CVSS Base Score: 8.8 (High)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: Low
This vulnerability could result in unauthorized access and control over the affected system.

Technical Details of CVE-2020-3425

Cisco IOS XE Software 16.1.1 is susceptible to privilege escalation due to flaws in its web management framework.

Vulnerability Description

The vulnerability allows an authenticated attacker with limited privileges to escalate their access to that of an Administrator.

Affected Systems and Versions

Affected Product: Cisco IOS XE Software 16.1.1
Vendor: Cisco
Version: n/a

Exploitation Mechanism

The attacker needs to have read-only privileges on the system to exploit this vulnerability and elevate their access to that of an Administrator.

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2020-3425.

Immediate Steps to Take

Apply vendor-provided patches or updates promptly.
Monitor network traffic for any suspicious activity.
Restrict access to the affected systems.

Long-Term Security Practices

Regularly update and patch all software and systems.
Implement the principle of least privilege to restrict user access.
Conduct regular security audits and assessments.

Patching and Updates

Cisco has released patches to address the vulnerabilities in Cisco IOS XE Software. Ensure timely application of these patches to secure your systems.