What is CVE-2019-11859?

CVE-2019-11859 is a medium-severity vulnerability in Sierrawireless Airlink_es440, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.0/10. Published 2020-08-21.

How severe is CVE-2019-11859?

Medium severity. CVSS v3 base score is 6.0 out of 10.

Buffer overflow in Sierrawireless Airlink_es440

CVE-2019-11859

A buffer overflow exists in the SMS handler API of ALEOS before 4.13.0, 4.9.5, 4.9.4 that may allow code execution as root.

Vulnerability class: Buffer Overflow

EPSS: 0.020 (78.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:L.

Affected products

Sierrawireless Airlink_es440
Sierrawireless Airlink_es450
Sierrawireless Airlink_gx400
Sierrawireless Airlink_gx440
Sierrawireless Airlink_gx450
Sierrawireless Airlink_ls300
Sierrawireless Airlink_lx40
Sierrawireless Airlink_lx60
Sierrawireless Airlink_mp70
Sierrawireless Airlink_mp70e

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

cve@mitre.org (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2019-11859?: CVE-2019-11859 is a medium-severity vulnerability in Sierrawireless Airlink_es440, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.0/10. Published 2020-08-21.
How severe is CVE-2019-11859?: Medium severity. CVSS v3 base score is 6.0 out of 10.