CVE-2020-22655 : What You Need to Know
Learn about CVE-2020-22655, a vulnerability in Ruckus wireless products allowing unauthorized image writing. Find out affected systems, exploitation details, and mitigation steps.
CVE-2020-22655 is a vulnerability found in various Ruckus products and SmartZone Gateways that allows attackers to persistently write unauthorized images.
Understanding CVE-2020-22655
This CVE identifies a security flaw in Ruckus wireless products that could lead to unauthorized image writing by malicious actors.
What is CVE-2020-22655?
The vulnerability in Ruckus products enables attackers to persistently write unauthorized images, potentially leading to further exploitation and compromise of the affected systems.
The Impact of CVE-2020-22655
The impact of this vulnerability can result in unauthorized modifications to the firmware or software of the affected devices, allowing attackers to potentially gain control over the systems.
Technical Details of CVE-2020-22655
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows attackers to persistently write unauthorized images on Ruckus products and SmartZone Gateways, posing a significant security risk.
Affected Systems and Versions
- Ruckus R310 10.5.1.0.199
- Ruckus R500 10.5.1.0.199
- Ruckus R600 10.5.1.0.199
- Ruckus T300 10.5.1.0.199
- Ruckus T301n 10.5.1.0.199
- Ruckus T301s 10.5.1.0.199
- SmartCell Gateway 200 (SCG200) before 3.6.2.0.795
- SmartZone 100 (SZ-100) before 3.6.2.0.795
- SmartZone 300 (SZ300) before 3.6.2.0.795
- Virtual SmartZone (vSZ) before 3.6.2.0.795
- ZoneDirector 1100 9.10.2.0.130
- ZoneDirector 1200 10.2.1.0.218
- ZoneDirector 3000 10.2.1.0.218
- ZoneDirector 5000 10.0.1.0.151
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to write unauthorized images persistently on the affected Ruckus products and SmartZone Gateways.
Mitigation and Prevention
To address CVE-2020-22655, follow these mitigation strategies:
Immediate Steps to Take
- Apply security patches provided by Ruckus immediately.
- Monitor network traffic for any suspicious activities.
- Restrict access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch all software and firmware.
- Conduct security audits and assessments periodically.
- Implement network segmentation to limit the impact of potential breaches.
Patching and Updates
Ensure that all affected systems are updated with the latest patches and firmware releases to mitigate the risk of exploitation.