CVE-2021-21953 : Security Advisory and Response
Learn about CVE-2021-21953, an authentication bypass vulnerability in Anker Eufy Homebase 2 2.1.6.9h allowing a man-in-the-middle attack for privilege escalation. Find mitigation steps and preventive measures.
An authentication bypass vulnerability exists in the process_msg() function of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h, allowing a specially-crafted man-in-the-middle attack to gain increased privileges.
Understanding CVE-2021-21953
This CVE involves an authentication bypass vulnerability in Anker Eufy Homebase 2 2.1.6.9h, which can be exploited through a man-in-the-middle attack.
What is CVE-2021-21953?
The vulnerability is present in the process_msg() function of Anker Eufy Homebase 2 2.1.6.9h, enabling attackers to execute a man-in-the-middle attack for privilege escalation.
The Impact of CVE-2021-21953
With a CVSS base score of 7.7 (High), this vulnerability poses a significant threat by allowing attackers to bypass authentication and gain unauthorized access to the system, potentially compromising confidentiality and availability.
Technical Details of CVE-2021-21953
This section delves into the specific technical aspects of CVE-2021-21953.
Vulnerability Description
The vulnerability lies in the process_msg() function of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h, facilitating an authentication bypass attack.
Affected Systems and Versions
Anker Eufy Homebase 2 version 2.1.6.9h is affected by this security flaw.
Exploitation Mechanism
Attackers can exploit this vulnerability through a specially-crafted man-in-the-middle attack to escalate their privileges.
Mitigation and Prevention
To safeguard systems against CVE-2021-21953, immediate actions and long-term security measures need to be implemented.
Immediate Steps to Take
Affected users should consider implementing network segmentation, ensuring secure communication channels, and monitoring for any suspicious activities.
Long-Term Security Practices
Regular security assessments, timely software updates, and employee training on detecting phishing attempts can enhance the overall security posture.
Patching and Updates
Anker Eufy Homebase 2 users should apply the latest security patches provided by the vendor to address this vulnerability effectively.