CVE-2021-1508 : Security Advisory and Response

Cisco SD-WAN vManage Software has been identified with multiple vulnerabilities that could potentially lead to severe security risks. Here's what you need to know about CVE-2021-1508.

Understanding CVE-2021-1508

Cisco SD-WAN vManage Software Vulnerabilities

What is CVE-2021-1508?

CVE-2021-1508 refers to multiple vulnerabilities in Cisco SD-WAN vManage Software that could allow unauthorized execution of code, access to sensitive information, escalated privileges, or unauthorized access.

The Impact of CVE-2021-1508

The vulnerabilities carry a CVSS base score of 9.8, signaling a critical threat level. They could lead to arbitrary code execution, unauthorized access to sensitive data, and escalated privileges.

Technical Details of CVE-2021-1508

Here are the technical details of the CVE-2021-1508 vulnerability:

Vulnerability Description

The vulnerability allows remote unauthenticated attackers to execute arbitrary code or access sensitive information. It also enables local authenticated attackers to gain escalated privileges.

Affected Systems and Versions

The affected product is the Cisco SD-WAN vManage with all versions being susceptible to these vulnerabilities.

Exploitation Mechanism

The exploitation occurs over the network with low attack complexity, resulting in high availability impact and severe confidentiality and integrity impacts.

Mitigation and Prevention

To safeguard your systems from CVE-2021-1508, take the following steps:

Immediate Steps to Take

Apply vendor-supplied patches and updates promptly.
Restrict network access to the vManage software to authorized personnel only.

Long-Term Security Practices

Regularly update and patch all software and applications.
Implement strong network security measures and access controls.

Patching and Updates

Regularly check for security advisories and updates from Cisco to stay protected from emerging threats.