CVE-2019-1652 : Vulnerability Insights and Analysis
Learn about CVE-2019-1652, a high-severity vulnerability in Cisco Small Business RV320 and RV325 Routers allowing remote attackers to execute arbitrary commands. Find mitigation steps and firmware updates here.
Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers have a vulnerability in their web-based management interface that allows an authenticated remote attacker to execute arbitrary commands.
Understanding CVE-2019-1652
This CVE involves a command injection vulnerability in Cisco Small Business RV320 and RV325 Routers, potentially leading to unauthorized command execution.
What is CVE-2019-1652?
The vulnerability in the web-based management interface of Cisco Small Business RV320 and RV325 Routers allows an attacker with administrative privileges to run arbitrary commands due to inadequate input validation.
The Impact of CVE-2019-1652
The vulnerability has a CVSS base score of 7.2, indicating a high severity level with significant impacts on confidentiality, integrity, and availability of the affected systems.
Technical Details of CVE-2019-1652
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The flaw arises from improper validation of user-supplied input, enabling attackers to send crafted HTTP POST requests to execute commands on the device's Linux shell as the root user.
Affected Systems and Versions
- Product: Cisco Small Business RV Series Router Firmware
- Vendor: Cisco
- Version: n/a
Exploitation Mechanism
Attackers need administrative privileges to exploit the vulnerability by sending malicious HTTP POST requests to the affected device's web-based management interface.
Mitigation and Prevention
Protecting systems from CVE-2019-1652 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Apply firmware updates provided by Cisco to address the vulnerability.
- Restrict network access to the management interface to authorized users only.
- Monitor network traffic for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch all network devices and systems.
- Implement strong access controls and authentication mechanisms.
- Conduct security audits and assessments periodically.
Patching and Updates
Cisco has released firmware updates to fix the vulnerability. Ensure timely installation of these updates to secure the affected devices.