CVE-2022-21196: Airspan Networks Mimosa Improper Authorization

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-02-18 · updated 2026-06-17
Weakness: CWE-285

Description

MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1 does not perform proper authorization and authentication checks on multiple API routes. An attacker may gain access to these API routes and achieve remote code execution, create a denial-of-service condition, and obtain sensitive information.

Affected products

Airspan A5X Firmware: before 2.5.4.1 — fixed in 2.5.4.1
Airspan C5C Firmware: before 2.8.6.1 — fixed in 2.8.6.1
Airspan C5X Firmware: before 2.8.6.1 — fixed in 2.8.6.1
Airspan C6X Firmware: before 2.8.6.1 — fixed in 2.8.6.1
Airspan Mimosa Management Platform: before 1.0.3 — fixed in 1.0.3

How to fix

Upgrade to a fixed version: Airspan A5X Firmware 2.5.4.1; Airspan C5C Firmware 2.8.6.1; Airspan C5X Firmware 2.8.6.1; Airspan C6X Firmware 2.8.6.1; Airspan Mimosa Management Platform 1.0.3. Check the vendor advisory for mitigations.

References

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