CVE-2021-40414 : Exploit Details and Defense Strategies
Discover the details of CVE-2021-40414, an incorrect default permission vulnerability in Reolink RLC-410W v3.0.0.136_20121102. Learn about the impact, affected systems, exploitation, and mitigation steps.
This CVE-2021-40414 article provides insights into an incorrect default permission vulnerability in Reolink RLC-410W v3.0.0.136_20121102.
Understanding CVE-2021-40414
This section delves into the details of the CVE-2021-40414 vulnerability.
What is CVE-2021-40414?
An incorrect default permission flaw in cgiserver.cgi of Reolink RLC-410W v3.0.0.136_20121102 allows non-administrative users to modify camera movement detection parameters.
The Impact of CVE-2021-40414
The vulnerability has a CVSS base score of 7.1 (High) with an availability impact of HIGH.
Technical Details of CVE-2021-40414
In this section, you will find technical details of CVE-2021-40414.
Vulnerability Description
The SetMdAlarm API in cgi_check_ability lacks specific permissions, defaulting user access to 7, enabling unauthorized parameter modifications.
Affected Systems and Versions
- Product: n/a
- Vendor: n/a
- Version: v3.0.0.136_20121102 (affected)
Exploitation Mechanism
The flaw allows non-administrative users to adjust camera movement sensitivity within specified hours.
Mitigation and Prevention
This section covers mitigation strategies for CVE-2021-40414.
Immediate Steps to Take
- Implement IP restrictions for system access.
- Ensure strong password policies are in place.
- Regularly monitor and review user permissions.
Long-Term Security Practices
- Conduct regular security training for users.
- Keep systems up to date with the latest security patches.
Patching and Updates
Apply the latest vendor-released updates and security patches promptly.