CVE-2019-1861 Explained : Impact and Mitigation
Learn about CVE-2019-1861, a high-severity vulnerability in Cisco Industrial Network Director allowing remote code execution. Find mitigation steps and affected versions.
Cisco Industrial Network Director Remote Code Execution Vulnerability
Understanding CVE-2019-1861
This CVE involves a weakness in the software update function of Cisco Industrial Network Director, potentially allowing a remote attacker with authentication to execute arbitrary code.
What is CVE-2019-1861?
The vulnerability stems from insufficient validation of uploaded files in the application, requiring an attacker to authenticate with administrator privileges to upload a file and execute arbitrary code.
The Impact of CVE-2019-1861
- CVSS Base Score: 7.2 (High Severity)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: High
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2019-1861
The following technical details provide insight into the vulnerability.
Vulnerability Description
The vulnerability in Cisco Industrial Network Director allows an authenticated attacker to run arbitrary code due to inadequate file validation during software updates.
Affected Systems and Versions
- Affected Product: Cisco Industrial Network Director
- Vendor: Cisco
- Vulnerable Versions: Less than 1.6.0 (unspecified version type)
Exploitation Mechanism
To exploit this vulnerability, an attacker needs to authenticate with administrator privileges and upload a malicious file to the affected system, enabling the execution of arbitrary code.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigate the risks associated with CVE-2019-1861.
Immediate Steps to Take
- Apply vendor-supplied patches promptly
- Restrict access to the affected system
- Monitor for any unauthorized access or file uploads
Long-Term Security Practices
- Regularly update and patch software and applications
- Conduct security training to educate users on safe practices
- Implement network segmentation to limit the impact of potential breaches
Patching and Updates
- Ensure all systems are updated with the latest patches from Cisco
- Regularly check for security advisories and updates from the vendor