CVE-2019-11851 Memory corruption in n/a

Critical 9.8 Published 26 Dec 2022 Updated 14 Apr 2025

Remote attackers can execute arbitrary code via a buffer overflow in the ACENet service of Sierra Wireless ALEOS devices.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-11851?

CVE-2019-11851 is a critical memory corruption vulnerability in n/a, published on 26 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-120

Which versions are affected by CVE-2019-11851?

It affects 1 product.

Products include Sierrawireless Aleos.

How do I fix CVE-2019-11851?

No fix has been published for CVE-2019-11851 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2019-11851 being exploited?

There is no known exploitation of CVE-2019-11851 in the wild and no public exploit code.

Sources

Also known as GHSA-hqqr-2352-48q8.