Sierra Wireless AirLink LS300 HTTP Request input validation

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability has been found in Sierra Wireless AirLink GX400, AirLink GX440, AirLink GX450, AirLink ES450, AirLink RV50, AirLink RV50X, AirLink MP70, AirLink MP70E and AirLink LS300 and classified as critical. Affected by this vulnerability is an unknown function. The manipulation as part of a HTTP Request leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in Sierra Wireless AirLink GX400, GX440, ES440, and LS300 routers with firmware before 4.4.5 and GX450, ES450, RV50, RV50X, MP70, and MP70E routers with firmware before 4.9 could allow an authenticated remote attacker to execute arbitrary code and gain full control of an affected system, including issuing commands with root privileges. This vulnerability is due to insufficient input validation on user-controlled input in an HTTP request to the targeted device. An attacker in possession of router login credentials could exploit this vulnerability by sending a crafted HTTP request to an affected system.

The bug was discovered 05/04/2018. The weakness was published 05/04/2018 (Website). It is possible to read the advisory at This vulnerability is known as CVE-2017-15043 since 10/05/2017. The attack can be launched remotely. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

Similar entry is available at 117359.





  • commercial

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Input validation
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍


10/05/2017 🔍
05/04/2018 +210 days 🔍
05/04/2018 +0 days 🔍
05/04/2018 +0 days 🔍
05/05/2018 +1 days 🔍
02/02/2020 +638 days 🔍


Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-15043 (🔍)
See also: 🔍


Created: 05/05/2018 05:18 PM
Updated: 02/02/2020 01:24 PM
Changes: 05/05/2018 05:18 PM (57), 02/02/2020 01:24 PM (2)
Complete: 🔍


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