CVE-2019-11853: Sierra Wireless ALEOS

High severity, CVSS 7.2. EPSS: 1.2% chance of exploitation in the next 30 days.

Several potential command injections vulnerabilities exist in the AT command interface of ALEOS before 4.11.0, and 4.9.4.

Affected products

• Sierra Wireless ALEOS: before 4.11.0 (fixed in 4.11.0); before 4.9.4 (fixed in 4.9.4)

Published 2020-08-21. Last modified 2026-06-17.