CVE-2021-1241 Explained : Impact and Mitigation

Multiple vulnerabilities in Cisco SD-WAN products could allow an unauthenticated, remote attacker to execute denial of service (DoS) attacks. The Cisco Product Security Incident Response Team (PSIRT) has not detected any public exploitation of these vulnerabilities.

Understanding CVE-2021-1241

This CVE pertains to multiple vulnerabilities in Cisco SD-WAN products that could enable a remote attacker to conduct DoS attacks.

What is CVE-2021-1241?

The CVE-2021-1241 refers to security weaknesses within Cisco SD-WAN Solution that could be exploited by an unauthorized attacker to initiate DoS attacks.

The Impact of CVE-2021-1241

The vulnerabilities can have a high impact on affected devices, potentially allowing attackers to disrupt services and impact availability.

Technical Details of CVE-2021-1241

These technical insights shed light on the specific aspects of CVE-2021-1241.

Vulnerability Description

The vulnerability allows remote attackers to perform DoS attacks on Cisco SD-WAN products without the need for authentication.

Affected Systems and Versions

The affected product is the Cisco SD-WAN Solution, and all versions are susceptible to these vulnerabilities.

Exploitation Mechanism

The vulnerabilities can be exploited remotely, requiring no prior privileges or user interaction.

Mitigation and Prevention

To safeguard systems, immediate actions and long-term security practices should be implemented to mitigate CVE-2021-1241.

Immediate Steps to Take

It is crucial to apply security patches or workarounds provided by Cisco to address the vulnerabilities promptly.

Long-Term Security Practices

Regular security assessments, network monitoring, and access control measures should be maintained to enhance overall cybersecurity posture.

Patching and Updates

Regularly update the Cisco SD-WAN Solution with the latest security patches and follow vendor recommendations to prevent potential exploitation.