CVE-2021-1506 Explained : Impact and Mitigation
Discover multiple critical vulnerabilities in Cisco SD-WAN vManage Software (CVE-2021-1506) allowing attackers to execute arbitrary code, access sensitive information, escalate privileges, and gain unauthorized access.
Multiple vulnerabilities in Cisco SD-WAN vManage Software could allow attackers to execute arbitrary code, gain sensitive information, escalate privileges, and gain unauthorized access.
Understanding CVE-2021-1506
This CVE involves multiple vulnerabilities in Cisco SD-WAN vManage Software that could lead to severe security risks.
What is CVE-2021-1506?
The CVE-2021-1506 involves vulnerabilities in Cisco SD-WAN vManage Software that can be exploited by attackers to execute arbitrary code, access sensitive information, escalate privileges, or gain unauthorized application access.
The Impact of CVE-2021-1506
The impact is critical, with a CVSS v3.1 base score of 9.8 (Critical). The vulnerabilities could allow attackers to compromise system confidentiality, integrity, and availability.
Technical Details of CVE-2021-1506
This section explores the technical aspects of the CVE.
Vulnerability Description
The vulnerabilities in Cisco SD-WAN vManage Software can be exploited by unauthenticated remote attackers to execute arbitrary code and gain sensitive information. Local authenticated attackers could escalate privileges or gain unauthorized access.
Affected Systems and Versions
The affected product is Cisco SD-WAN vManage. All versions are susceptible to these vulnerabilities.
Exploitation Mechanism
The exploitation can be carried out remotely over the network with low attack complexity, resulting in high impact on availability, confidentiality, and integrity.
Mitigation and Prevention
To address CVE-2021-1506, follow the steps outlined below.
Immediate Steps to Take
- Cisco has released security updates to address the vulnerabilities. It is recommended to apply these patches immediately to mitigate the risks.
Long-Term Security Practices
- Regularly monitor Cisco's security advisories for updates and security alerts.
- Implement network segmentation and access control policies to limit exposure.
Patching and Updates
- Keep the affected systems up to date with the latest security patches released by Cisco.