CVE-2021-42893 : Security Advisory and Response
Learn about CVE-2021-42893, a vulnerability in TOTOLINK EX1200T V4.1.2cu.5215 allowing unauthorized access to sensitive information. Find mitigation steps and prevention measures.
In TOTOLINK EX1200T V4.1.2cu.5215, an attacker can obtain sensitive information (wifikey, etc.) without authorization through getSysStatusCfg.
Understanding CVE-2021-42893
In TOTOLINK EX1200T V4.1.2cu.5215, a vulnerability allows unauthorized access to sensitive information.
What is CVE-2021-42893?
CVE-2021-42893 is a security vulnerability in TOTOLINK EX1200T V4.1.2cu.5215, enabling malicious actors to extract sensitive data without proper authorization.
The Impact of CVE-2021-42893
The exploitation of this vulnerability can lead to the unauthorized extraction of critical information such as wifi keys.
Technical Details of CVE-2021-42893
The technical aspects of the vulnerability in TOTOLINK EX1200T V4.1.2cu.5215.
Vulnerability Description
- Attacker can retrieve sensitive data via getSysStatusCfg without authorization.
Affected Systems and Versions
- Vendor: TOTOLINK
- Product: EX1200T
- Version: V4.1.2cu.5215
Exploitation Mechanism
The vulnerability permits attackers to access confidential data by exploiting the getSysStatusCfg function.
Mitigation and Prevention
Steps to mitigate the risks associated with CVE-2021-42893.
Immediate Steps to Take
- Monitor for any unauthorized access attempts.
- Implement network segregation to limit exposure.
Long-Term Security Practices
- Regularly update device firmware to patch known vulnerabilities.
- Conduct security training to educate users on best practices.
Patching and Updates
Apply patches provided by the vendor to address the vulnerability effectively.