CVE-2020-24918 : Security Advisory and Response
Learn about CVE-2020-24918, a buffer overflow vulnerability in the Ambarella Oryx RTSP Server 2020-01-07 allowing remote code execution. Find mitigation steps and long-term security practices.
A buffer overflow vulnerability in the Ambarella Oryx RTSP Server 2020-01-07 allows remote attackers to execute arbitrary code or cause a crash, potentially leading to a takeover of devices like the Furbo Dog Camera.
Understanding CVE-2020-24918
This CVE involves a buffer overflow in the RTSP service of the Ambarella Oryx RTSP Server, enabling attackers to exploit the system.
What is CVE-2020-24918?
The vulnerability permits unauthenticated attackers to send a specially crafted RTSP request with a lengthy digest authentication header, leading to the execution of arbitrary code in parse_authentication_header() in libamprotocol-rtsp.so.1 in rtsp_svc or causing a crash.
The Impact of CVE-2020-24918
The exploit allows for the remote takeover of vulnerable devices, such as the Furbo Dog Camera, by executing unauthorized code or triggering a system crash.
Technical Details of CVE-2020-24918
This section delves into the specifics of the vulnerability.
Vulnerability Description
The buffer overflow in the RTSP service of the Ambarella Oryx RTSP Server 2020-01-07 enables attackers to execute arbitrary code or crash the system.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Version: Not applicable
Exploitation Mechanism
Attackers can exploit this vulnerability by sending a crafted RTSP request with an extended digest authentication header.
Mitigation and Prevention
Protecting systems from CVE-2020-24918 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches promptly to mitigate the vulnerability.
- Monitor network traffic for any suspicious activity related to RTSP requests.
Long-Term Security Practices
- Implement strong authentication mechanisms to prevent unauthorized access.
- Regularly update and patch software to address known vulnerabilities.
- Conduct security audits and penetration testing to identify and remediate weaknesses.
- Educate users on safe practices to prevent social engineering attacks.
Patching and Updates
Regularly check for security updates and patches from Ambarella or relevant vendors to address the vulnerability.