CVE-2019-12289 : Exploit Details and Defense Strategies
Learn about CVE-2019-12289, a vulnerability in VStarcam devices allowing unauthorized remote users to execute commands during firmware updates, potentially compromising security.
A flaw in the upgrade_firmware.cgi module in VStarcam 100T (C7824WIP) CH-sys-48.53.75.119~123 and 200V (C38S) CH-sys-48.53.203.119~123 devices allows unauthorized remote users to perform a command injection attack during a system firmware update, potentially leading to unauthorized access.
Understanding CVE-2019-12289
This CVE involves a vulnerability in VStarcam devices that could be exploited by attackers to execute commands without authentication, compromising firmware integrity and potentially accessing sensitive account information.
What is CVE-2019-12289?
CVE-2019-12289 is a security flaw in VStarcam devices that enables remote attackers to inject commands during a firmware update, bypassing authentication measures.
The Impact of CVE-2019-12289
The vulnerability allows attackers to manipulate internal firmware files and potentially gain unauthorized access to account information, posing a significant security risk to affected devices.
Technical Details of CVE-2019-12289
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The flaw in upgrade_firmware.cgi on VStarcam 100T (C7824WIP) CH-sys-48.53.75.119~123 and 200V (C38S) CH-sys-48.53.203.119~123 devices permits remote command execution during a firmware update without proper authentication.
Affected Systems and Versions
- Product: VStarcam 100T (C7824WIP) CH-sys-48.53.75.119~123 and 200V (C38S) CH-sys-48.53.203.119~123
- Vendor: VStarcam
- Versions: Not applicable
Exploitation Mechanism
Attackers can exploit the lack of authentication during a system firmware update to inject malicious commands, potentially altering firmware files or gaining access to sensitive account data.
Mitigation and Prevention
Protecting systems from CVE-2019-12289 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable remote firmware updates if not essential
- Implement strong authentication mechanisms for firmware updates
- Monitor firmware integrity regularly
Long-Term Security Practices
- Regularly update firmware with security patches
- Conduct security assessments and penetration testing
- Educate users on secure firmware update practices
Patching and Updates
Ensure that affected devices are updated with the latest firmware patches to mitigate the vulnerability.