CVE-2019-11858: Sierra Wireless ALEOS

High severity, CVSS 7.2. EPSS: 1.1% chance of exploitation in the next 30 days.

Multiple buffer overflow vulnerabilities exist in the AceManager Web API of ALEOS before 4.13.0, 4.9.5, and 4.4.9.

Affected products

• Sierra Wireless ALEOS: up to and including 4.12.0; up to and including 4.9.4; up to and including 4.4.8

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