What’s Vulnerable › Vulnerabilities

CVE-2020-8782: ALEOS LAN-Side RPC Service Remote Code Execution

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-10-06 · updated 2026-06-17

Description

Unauthenticated RPC server on ALEOS before 4.4.9, 4.9.5, and 4.14.0 allows remote code execution.

Affected products

• SierraWireless ALEOS: before 4.4.9; from 4.5.0 before 4.9.5; from 4.10.0 before 4.14.0 — fixed in 4.14.0, 4.4.9, 4.9.5

How to fix

Upgrade to a fixed version: SierraWireless ALEOS 4.14.0, 4.4.9, 4.9.5. Check the vendor advisory for mitigations.

References

• https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2020-005/
• https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2020-005/

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