Is CVE-2019-11851 actively exploited?

CVE-2019-11851 has no public evidence of in-the-wild exploitation as of 2025-04-16.

What is the CVSS score for CVE-2019-11851?

CVE-2019-11851 has a CVSS score of 9.8 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2019-11851?

Patch guidance is available from sierrawireless security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2019-11851.

Fix CVE-2019-11851 - CRITICAL sierrawireless aleos

Q: Which products are affected by CVE-2019-11851?

3 products: sierrawireless aleos, sierrawireless aleos, sierrawireless aleos.

Description

The ACENet service in Sierra Wireless ALEOS before 4.4.9, 4.5.x through 4.9.x before 4.9.5, and 4.10.x through 4.13.x before 4.14.0 allows remote attackers to execute arbitrary code via a buffer overflow.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-120 CWE-120

Metadata

Primary Vendor: SIERRAWIRELESS
Published: 12/26/2022
Last Modified: 4/16/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2019-11851

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary