CVE-2020-26897 : Vulnerability Insights and Analysis
Learn about CVE-2020-26897, a critical vulnerability in NETGEAR devices leading to the disclosure of administrative credentials. Find out the impacted systems, exploitation mechanism, and mitigation steps.
Certain NETGEAR devices are affected by disclosure of administrative credentials in specific versions. This vulnerability has a CVSS base score of 9.6, indicating a critical severity level.
Understanding CVE-2020-26897
This CVE identifies a security issue in NETGEAR devices that could lead to the exposure of administrative credentials.
What is CVE-2020-26897?
CVE-2020-26897 refers to the disclosure of administrative credentials in certain NETGEAR devices, impacting various models before specific firmware versions.
The Impact of CVE-2020-26897
The vulnerability has a critical severity level with high impacts on confidentiality and integrity, affecting the security of the devices and potentially leading to unauthorized access.
Technical Details of CVE-2020-26897
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows unauthorized disclosure of administrative credentials on affected NETGEAR devices.
Affected Systems and Versions
- CBR40 before 2.5.0.10
- RBK752 before 3.2.15.25
- RBR750 before 3.2.15.25
- RBS750 before 3.2.15.25
- RBK852 before 3.2.10.11
- RBR850 before 3.2.10.11
- RBS850 before 3.2.10.11
Exploitation Mechanism
The vulnerability can be exploited by an attacker in the adjacent network without requiring any privileges, leading to a change in scope and high impacts on confidentiality and integrity.
Mitigation and Prevention
Protecting systems from CVE-2020-26897 is crucial to maintaining security.
Immediate Steps to Take
- Update the firmware of affected devices to the latest versions that address the vulnerability.
- Change default administrative credentials to strong, unique passwords.
- Monitor network activity for any unauthorized access attempts.
Long-Term Security Practices
- Regularly update firmware and security patches on all network devices.
- Implement network segmentation to limit the impact of potential breaches.
- Conduct regular security audits and penetration testing to identify vulnerabilities.
Patching and Updates
Ensure timely installation of security patches and firmware updates provided by NETGEAR to mitigate the CVE-2020-26897 vulnerability.