CVE-2018-19075 : What You Need to Know
Discover the impact of CVE-2018-19075 affecting Foscam C2 and Opticam i5 devices. Learn about the vulnerability, affected systems, exploitation mechanism, and mitigation steps.
A vulnerability was discovered in Foscam C2 and Opticam i5 devices that could allow remote attackers to obtain credentials and firewall rules due to a firewall issue.
Understanding CVE-2018-19075
This CVE identifies a security flaw in specific Foscam and Opticam devices that could be exploited by malicious actors.
What is CVE-2018-19075?
The vulnerability in Foscam C2 devices with certain firmware versions and Opticam i5 devices allows attackers to easily determine credentials and firewall rules due to error responses triggered by the firewall feature.
The Impact of CVE-2018-19075
The presence of this vulnerability could lead to unauthorized access to sensitive information and compromise the security of the affected devices.
Technical Details of CVE-2018-19075
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
The issue affects Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, as well as Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The firewall behavior can be leveraged by attackers to discern credentials and firewall rules.
Affected Systems and Versions
- Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32
- Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128
Exploitation Mechanism
- Entering incorrect credentials results in error -2, revealing a valid username or password attempt.
- Rule-based blocking triggers error -8, indicating a firewall rule violation.
Mitigation and Prevention
To address CVE-2018-19075, follow these mitigation strategies:
Immediate Steps to Take
- Disable remote access if not required.
- Regularly update firmware to the latest versions.
- Implement strong, unique passwords for device access.
Long-Term Security Practices
- Conduct regular security audits and vulnerability assessments.
- Monitor network traffic for any suspicious activity.
Patching and Updates
- Stay informed about security advisories and apply patches promptly to address known vulnerabilities.