CVE-2021-1140 : What You Need to Know

Cisco Smart Software Manager Satellite Web UI Command Injection Vulnerabilities were discovered in the web UI of Cisco Smart Software Manager Satellite, allowing an unauthenticated attacker to execute arbitrary commands on the underlying operating system. This article provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-1140.

Understanding CVE-2021-1140

CVE-2021-1140 involves multiple vulnerabilities in the web UI of Cisco Smart Software Manager Satellite, posing severe risks of arbitrary command execution by remote attackers.

What is CVE-2021-1140?

The CVE-2021-1140 vulnerability affects Cisco Smart Software Manager Satellite by enabling unauthenticated access for executing arbitrary commands on the system.

The Impact of CVE-2021-1140

The vulnerability poses a critical threat, with a CVSS base score of 9.8/10, indicating a high impact on confidentiality, integrity, and availability of the system.

Technical Details of CVE-2021-1140

The following details shed light on the vulnerability's technical aspects:

Vulnerability Description

The issue allows remote attackers to run arbitrary commands on the affected system, potentially leading to unauthorized access and system compromise.

Affected Systems and Versions

The vulnerability affects the web UI of Cisco Smart Software Manager Satellite, with all versions being susceptible to exploitation.

Exploitation Mechanism

Remote, unauthenticated attackers can exploit this vulnerability through the web UI to execute commands and compromise the underlying operating system.

Mitigation and Prevention

To secure your systems from CVE-2021-1140, the following steps are recommended:

Immediate Steps to Take

Disable external access to the web UI of Cisco Smart Software Manager Satellite.
Apply the latest security patches provided by Cisco to address the vulnerability.

Long-Term Security Practices

Regularly monitor and update security configurations to prevent unauthorized access.
Conduct security assessments and audits to identify and address potential vulnerabilities proactively.

Patching and Updates

Stay informed about security updates and advisories from Cisco to patch known vulnerabilities and enhance system security.