CVE-2020-22655
First published: Fri Jan 20 2023(Updated: )
In 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, a vulnerability allows attackers to persistently to writing unauthorized image.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| Ruckus Wireless R310 Firmware | =10.5.1.0.199 | |
| Ruckus Wireless R310 | ||
| All of | ||
| Arris Ruckus Zoneflex R500 Firmware | =10.5.1.0.199 | |
| Arris Ruckus Zoneflex R500 | ||
| All of | ||
| Ruckus Wireless R600 Firmware | =10.5.1.0.199 | |
| Ruckus Wireless R600 | ||
| All of | ||
| Ruckus Wireless T300 Firmware | =10.5.1.0.199 | |
| Ruckus Wireless T300 | ||
| All of | ||
| Ruckus Wireless T301n Firmware | =10.5.1.0.199 | |
| Ruckus Wireless T301n | ||
| All of | ||
| Ruckus Wireless T301s Firmware | =10.5.1.0.199 | |
| Ruckus Wireless T301s | ||
| All of | ||
| Ruckus Wireless SCG200 Firmware | <3.6.2.0.795 | |
| Ruckus Wireless SCG200 | ||
| All of | ||
| Ruckus Wireless SZ-100 Firmware | <3.6.2.0.795 | |
| Ruckus Wireless SZ-100 Firmware | ||
| All of | ||
| Ruckus Wireless SZ-300 Firmware | <3.6.2.0.795 | |
| Ruckus Wireless SZ-300 Firmware | ||
| All of | ||
| Ruckus Wireless VSZ | <3.6.2.0.795 | |
| Ruckus Wireless VSZ | ||
| All of | ||
| Ruckus Wireless ZoneDirector 1100 firmware | =9.10.2.0.130 | |
| Ruckus Wireless ZoneDirector 1100 | ||
| All of | ||
| Ruckus Wireless ZoneDirector 1200 Firmware | =10.2.1.0.218 | |
| Ruckus Wireless ZoneDirector 1200 | ||
| All of | ||
| Ruckus Wireless ZoneDirector 3000 | =10.2.1.0.218 | |
| Ruckus Wireless ZoneDirector 3000 | ||
| All of | ||
| Ruckus Wireless ZoneDirector 5000 | =10.0.1.0.151 | |
| Ruckus Wireless ZoneDirector 5000 | ||
| Ruckus Wireless R310 Firmware | =10.5.1.0.199 | |
| Ruckus Wireless R310 | ||
| Arris Ruckus Zoneflex R500 Firmware | =10.5.1.0.199 | |
| Arris Ruckus Zoneflex R500 | ||
| Ruckus Wireless R600 Firmware | =10.5.1.0.199 | |
| Ruckus Wireless R600 | ||
| Ruckus Wireless T300 Firmware | =10.5.1.0.199 | |
| Ruckus Wireless T300 | ||
| Ruckus Wireless T301n Firmware | =10.5.1.0.199 | |
| Ruckus Wireless T301n | ||
| Ruckus Wireless T301s Firmware | =10.5.1.0.199 | |
| Ruckus Wireless T301s | ||
| Ruckus Wireless SCG200 Firmware | <3.6.2.0.795 | |
| Ruckus Wireless SCG200 | ||
| Ruckus Wireless SZ-100 Firmware | <3.6.2.0.795 | |
| Ruckus Wireless SZ-100 Firmware | ||
| Ruckus Wireless SZ-300 Firmware | <3.6.2.0.795 | |
| Ruckus Wireless SZ-300 Firmware | ||
| Ruckus Wireless VSZ | <3.6.2.0.795 | |
| Ruckus Wireless VSZ | ||
| Ruckus Wireless ZoneDirector 1100 firmware | =9.10.2.0.130 | |
| Ruckus Wireless ZoneDirector 1100 | ||
| Ruckus Wireless ZoneDirector 1200 Firmware | =10.2.1.0.218 | |
| Ruckus Wireless ZoneDirector 1200 | ||
| Ruckus Wireless ZoneDirector 3000 | =10.2.1.0.218 | |
| Ruckus Wireless ZoneDirector 3000 | ||
| Ruckus Wireless ZoneDirector 5000 | =10.0.1.0.151 | |
| Ruckus Wireless ZoneDirector 5000 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2020-22655?
CVE-2020-22655 has been classified with a severity rating that indicates it could be exploited to gain unauthorized access to the affected devices.
How do I fix CVE-2020-22655?
To mitigate CVE-2020-22655, ensure that you update your Ruckus devices to the latest firmware version provided by Ruckus Wireless.
What devices are affected by CVE-2020-22655?
CVE-2020-22655 impacts various Ruckus devices including the R310, R500, R600, T300, T301n, T301s, as well as several SmartZone and ZoneDirector models.
Is there a workaround for CVE-2020-22655 if I cannot update my firmware?
While updating firmware is the best solution, you can also limit access to the affected devices by implementing strict network segmentation and access controls.
What should I do if I suspect my device is compromised due to CVE-2020-22655?
If you suspect your device has been compromised, immediately disconnect it from your network and perform a thorough analysis and remediation step before reconnecting.
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- agent/last-modified-date
- agent/author
- agent/references
- collector/mitre-cve
- source/MITRE
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/ruckuswireless
- canonical/ruckus wireless r310 firmware
- version/ruckus wireless r310 firmware/10.5.1.0.199
- canonical/ruckus wireless r310
- canonical/arris ruckus zoneflex r500 firmware
- version/arris ruckus zoneflex r500 firmware/10.5.1.0.199
- canonical/arris ruckus zoneflex r500
- canonical/ruckus wireless r600 firmware
- version/ruckus wireless r600 firmware/10.5.1.0.199
- canonical/ruckus wireless r600
- canonical/ruckus wireless t300 firmware
- version/ruckus wireless t300 firmware/10.5.1.0.199
- canonical/ruckus wireless t300
- canonical/ruckus wireless t301n firmware
- version/ruckus wireless t301n firmware/10.5.1.0.199
- canonical/ruckus wireless t301n
- canonical/ruckus wireless t301s firmware
- version/ruckus wireless t301s firmware/10.5.1.0.199
- canonical/ruckus wireless t301s
- canonical/ruckus wireless scg200 firmware
- canonical/ruckus wireless scg200
- canonical/ruckus wireless sz-100 firmware
- canonical/ruckus wireless sz-300 firmware
- canonical/ruckus wireless vsz
- canonical/ruckus wireless zonedirector 1100 firmware
- version/ruckus wireless zonedirector 1100 firmware/9.10.2.0.130
- canonical/ruckus wireless zonedirector 1100
- canonical/ruckus wireless zonedirector 1200 firmware
- version/ruckus wireless zonedirector 1200 firmware/10.2.1.0.218
- canonical/ruckus wireless zonedirector 1200
- canonical/ruckus wireless zonedirector 3000
- version/ruckus wireless zonedirector 3000/10.2.1.0.218
- canonical/ruckus wireless zonedirector 5000
- version/ruckus wireless zonedirector 5000/10.0.1.0.151