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Vulnerability record · CVE-2020-22654 · published 20 January 2023

CVE-2020-22654: Ruckuswireless r310 firmware download of code without integrity check vulnerability

Ruckuswireless · R310 Firmware

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 bypass firmware image bad md5 checksum failed error.

9.8 CVSS 3.1 Critical EPSS 0.34% · top 74.7% CWE-494 · Download of code without integrity check
9.8CVSS 3.1 base score
0.34%EPSS exploitation probability, 30 days
NoNot in CISA KEV
14Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

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 bypass firmware image bad md5 checksum failed error.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

14 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

Track CVE-2020-22654 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2020-22653Ruckuswireless r310 firmware improper verification of cryptographic signature vulnerabilityIn 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…EPSS 0.55%9.8CVE-2020-22658Ruckuswireless r310 firmware download of code without integrity check vulnerabilityIn 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…EPSS 0.51%9.1CVE-2020-22657Ruckuswireless r310 firmware improper authentication vulnerabilityIn 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…EPSS 0.60%9.1CVE-2018-11036Ruckuswireless vsz firmware information exposure vulnerabilityRuckus SmartZone (formerly Virtual SmartCell Gateway or vSCG) 3.5.0, 3.5.1, 3.6.0, and 3.6.1 (Essentials and High Scale) on vSZ, SZ-100, SZ-300, and …EPSS 1.3%8.8CVE-2017-6229Ruckuswireless r500 firmware os command injection vulnerabilityRuckus Networks Unleashed AP firmware releases before 200.6.10.1.x and Ruckus Networks Zone Director firmware releases 10.1.0.0.x, 9.10.2.0.x, 9.12.3…EPSS 2.3%7.5CVE-2020-22662Ruckuswireless r310 firmware command injection vulnerabilityIn 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…EPSS 1.3%7.5CVE-2020-22655Ruckuswireless r310 firmware improper access control vulnerabilityIn 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…EPSS 0.46%7.5CVE-2020-22656Ruckuswireless r310 firmware vulnerabilityIn 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…EPSS 0.49%

Source: NIST National Vulnerability Database (record CVE-2020-22654), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.