CVE-2020-3474 : Exploit Details and Defense Strategies

Cisco IOS XE Software Web Management Framework Vulnerabilities

Understanding CVE-2020-3474

Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow unauthorized access to sensitive data or cause denial of service.

What is CVE-2020-3474?

Vulnerabilities in Cisco IOS XE Software's web management framework
Allows an authenticated remote attacker with read-only privileges to gain unauthorized access or cause a DoS

The Impact of CVE-2020-3474

Medium severity with a CVSS base score of 4.3
Low confidentiality impact, no integrity impact, and no availability impact

Technical Details of CVE-2020-3474

Vulnerability details, affected systems, and exploitation mechanisms

Vulnerability Description

Vulnerabilities in Cisco IOS XE Software web management framework
Allow unauthorized access to sensitive data or cause the software to crash

Affected Systems and Versions

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

Exploitation Mechanism

Authenticated remote attacker with read-only privileges
Can gain unauthorized access to sensitive data or cause a denial of service

Mitigation and Prevention

Steps to mitigate the vulnerabilities and prevent exploitation

Immediate Steps to Take

Apply vendor-provided patches and updates
Restrict network access to the web management interface
Monitor for any unauthorized access or unusual activities

Long-Term Security Practices

Regularly update and patch software and firmware
Implement strong authentication mechanisms
Conduct security assessments and audits periodically

Patching and Updates

Refer to the vendor's advisory for specific patch details and instructions