CVE-2019-11850
ALEOS AT Command Stack Overflow
A stack overflow vulnerabiltity exist in the AT command interface of ALEOS before 4.11.0. The vulnerability may allow code execution
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
ALEOS AT Command Stack Overflow
A stack overflow vulnerabiltity exist in the AT command interface of ALEOS before 4.11.0. The vulnerability may allow code execution
- Record
CVE-2019-11850- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
EUVDEUVD-2019-3510
A stack overflow vulnerabiltity exist in the AT command interface of ALEOS before 4.11.0. The vulnerability may allow code execution
- Record
EUVD-2019-3510- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-pfq7-v4qw-rp8r No score
A stack overflow vulnerabiltity exist in the AT command interface of ALEOS before 4.11.0. The...
A stack overflow vulnerabiltity exist in the AT command interface of ALEOS before 4.11.0. The vulnerability may allow code execution
- Record
GHSA-pfq7-v4qw-rp8r- Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
A stack overflow vulnerabiltity exist in the AT command interface of ALEOS before 4.11.0. The vulnerability may allow code execution
- Record
CVE-2019-11850- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H - CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-11850 is a medium vulnerability (CVSS 6.3) in Sierrawireless Aleos, published August 21, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. No source names a fixed version.