CVE-2021-1247 : Vulnerability Insights and Analysis
Learn about CVE-2021-1247 where authenticated attackers can run arbitrary SQL commands on Cisco DCNM. Mitigate the high-severity risk with updates and security best practices.
Cisco Data Center Network Manager (DCNM) is affected by multiple vulnerabilities in certain REST API endpoints that could allow an authenticated, remote attacker to execute arbitrary SQL commands on the device. This CVE was published on January 20, 2021, and has a high CVSS base score of 8.8.
Understanding CVE-2021-1247
This section will delve into what CVE-2021-1247 entails, its impact, technical details, and how to mitigate the risks associated with it.
What is CVE-2021-1247?
CVE-2021-1247 involves SQL Injection Vulnerabilities in Cisco Data Center Network Manager, potentially exploited by an authenticated remote attacker to run arbitrary SQL commands.
The Impact of CVE-2021-1247
With a CVSS base score of 8.8, the impact of CVE-2021-1247 is classified as high. Attackers could leverage this vulnerability to execute harmful SQL commands.
Technical Details of CVE-2021-1247
Let's explore the specifics of the vulnerability, including its description, affected systems and versions, as well as the exploitation mechanism.
Vulnerability Description
The vulnerability in certain DCNM REST API endpoints allows attackers to manipulate SQL commands remotely.
Affected Systems and Versions
Cisco Data Center Network Manager is affected by this vulnerability across all versions.
Exploitation Mechanism
An authenticated attacker can exploit this vulnerability through certain REST API endpoints to execute SQL commands on the affected device.
Mitigation and Prevention
Discover the actions you can take to mitigate the risks posed by CVE-2021-1247 and secure your network infrastructure.
Immediate Steps to Take
Immediately update Cisco DCNM to the latest version and restrict network access to the vulnerable endpoints.
Long-Term Security Practices
Implement strong access controls, conduct regular security assessments, and educate users on safe computing practices to enhance overall security.
Patching and Updates
Stay informed about security advisories from Cisco and promptly apply patches to address known vulnerabilities.