CVE-2020-26904 : Exploit Details and Defense Strategies
Learn about CVE-2020-26904, a critical vulnerability in certain NETGEAR devices leading to administrative credential exposure. Find mitigation steps and updates here.
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-2020-26904
This CVE identifies a security issue in NETGEAR devices that could lead to the exposure of administrative credentials.
What is CVE-2020-26904?
CVE-2020-26904 refers to the disclosure of administrative credentials in certain NETGEAR devices, impacting various models before specific firmware versions.
The Impact of CVE-2020-26904
The vulnerability has a critical severity level with high impacts on confidentiality and integrity, affecting devices in the NETGEAR product line.
Technical Details of CVE-2020-26904
This section provides more in-depth technical insights into the CVE.
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 special privileges, leading to a change in scope and high impacts on confidentiality and integrity.
Mitigation and Prevention
Protecting systems from CVE-2020-26904 is crucial to maintaining security.
Immediate Steps to Take
- Update affected devices to the latest firmware versions that address the vulnerability.
- Change default administrative credentials to unique, strong passwords.
- Monitor network activity for any unauthorized access.
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
- NETGEAR has released patches for the affected devices to mitigate the vulnerability.