Is CVE-2020-22661 actively exploited?

No active exploitation of CVE-2020-22661 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2020-22661 be exploited remotely?

Yes. CVE-2020-22661 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2020-22661?

CVE-2020-22661 has a CVSS score of 6.5 (MEDIUM).

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MEDIUM

CVE-2020-22661

NVD-CWE-noinfoPublished: January 20, 2023· Updated: Jun 17, 2026

6.5

CVSS v3.1

Official 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 erase the backup secondary official image and write secondary backup unauthorized image.

NVD Source

Technical Analysis

CVE-2020-22661 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.