CVE-2020-3141 Explained : Impact and Mitigation

Cisco IOS XE Software 16.1.1 has multiple vulnerabilities that could allow an attacker to elevate privileges.

Understanding CVE-2020-3141

Cisco IOS XE Software is affected by privilege escalation vulnerabilities that could be exploited by a remote attacker with read-only privileges.

What is CVE-2020-3141?

The vulnerabilities in the web management framework of Cisco IOS XE Software could enable an authenticated attacker to escalate privileges to an Administrator level on the device.

The Impact of CVE-2020-3141

The vulnerabilities have a CVSS base score of 8.8 (High severity) and could result in confidentiality, integrity, and availability impacts on affected systems.

Technical Details of CVE-2020-3141

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

Vulnerability Description

The vulnerabilities allow a remote attacker with read-only privileges to elevate their access to Administrator level on the affected device.

Affected Systems and Versions

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

Exploitation Mechanism

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

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2020-3141.

Immediate Steps to Take

Apply vendor patches promptly.
Monitor network traffic for any signs of exploitation.
Restrict access to vulnerable systems.

Long-Term Security Practices

Regularly update and patch all software and systems.
Implement strong authentication mechanisms.
Conduct regular security assessments and audits.

Patching and Updates

Cisco has released patches to address these vulnerabilities. Ensure timely application of these patches to secure affected systems.