CVE-2021-33547 : Vulnerability Insights and Analysis
Discover the details of CVE-2021-33547, a high-severity vulnerability in camera devices by UDP Technology and Geutebrück allowing remote code execution. Learn about affected systems, impacts, and mitigation steps.
Multiple camera devices by UDP Technology, Geutebrück, and other vendors are vulnerable to a stack-based buffer overflow condition, allowing remote code execution.
Understanding CVE-2021-33547
This CVE identifies a vulnerability in camera devices that could be exploited by attackers to execute arbitrary code remotely.
What is CVE-2021-33547?
The CVE-2021-33547 vulnerability involves a stack-based buffer overflow in the profile parameter of camera devices, potentially leading to remote code execution.
The Impact of CVE-2021-33547
The vulnerability poses a high severity impact, with low attack complexity but high confidentiality, integrity, and availability impacts. An attacker could exploit this flaw to execute arbitrary code remotely without requiring user interaction.
Technical Details of CVE-2021-33547
This section outlines the specifics of the vulnerability.
Vulnerability Description
The vulnerability involves a stack-based buffer overflow in the profile parameter of camera devices, enabling attackers to execute arbitrary code remotely.
Affected Systems and Versions
Multiple camera device products by Geutebrück, including E2 Series and Encoder G-Code, are affected. Specific versions like EBC-21xx 1.12.13.2 and EEC-2xx 1.12.14.5 are vulnerable.
Exploitation Mechanism
Attackers can exploit the vulnerability by leveraging the stack-based buffer overflow in the profile parameter to execute arbitrary code remotely.
Mitigation and Prevention
Protective measures and steps to mitigate the CVE-2021-33547 vulnerability are vital.
Immediate Steps to Take
Immediately apply security patches and updates provided by the vendors to address the vulnerability. Implement network security controls to minimize the risk of exploitation.
Long-Term Security Practices
Regularly update camera firmware, conduct security assessments, and enforce secure configurations to prevent future vulnerabilities.
Patching and Updates
Continuously monitor for security advisories from vendors and apply patches promptly to ensure a secure camera environment.