What’s Vulnerable › Vulnerabilities

CVE-2019-11857: ALEOS AceManager Information Disclosure

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-08-21 · updated 2026-06-17
• Weakness: CWE-20

Description

Lack of input sanitization in AceManager of ALEOS before 4.12.0, 4.9.5 and 4.4.9 allows disclosure of sensitive system information.

Affected products

• SierraWireless ALEOS: before 4.12.0; through 4.9.4; through 4.4.8 — fixed in 4.12.0

How to fix

Upgrade to a fixed version: SierraWireless ALEOS 4.12.0. Check the vendor advisory for mitigations.

References

• https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2020-004/
• https://source.sierrawireless.com/resources/security-bulletins/sierra-wireless-technical-bulletin---swi-psa-2020-004/

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