CVE-2018-4071

Name: CVE-2018-4071
Creator: NVD / NIST
Published: 2019-05-06T19:29:00.95+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 18.65%

Last modified Jun 17, 2026

CVE-2018-4071 is a vulnerability of currently unknown severity. An exploitable Information Disclosure vulnerability exists in the ACEManager EmbeddedAceGet_Task.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. The EmbeddedAceTLGet_Task.cgi executable is used to retrieve MSCII configuration values within the configuration manager of the AirLink ES450. EPSS estimates a 18.65% chance of exploitation in the next 30 days.

Description

An exploitable Information Disclosure vulnerability exists in the ACEManager EmbeddedAceGet_Task.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. The EmbeddedAceTLGet_Task.cgi executable is used to retrieve MSCII configuration values within the configuration manager of the AirLink ES450. This binary does not have any restricted configuration settings, so once the MSCIID is discovered, any authenticated user can send configuration changes using the /cgi-bin/Embedded_Ace_TLGet_Task.cgi endpoint.

Metrics

EPSS Probability

18.65%

96.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Sierrawireless	Airlink Es450 Firmware	4.9.3

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0755Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0755Exploit, Third Party Advisory

Timeline

Published: May 6, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-4071?

How severe is CVE-2018-4071?

Severity scoring for CVE-2018-4071 is pending analysis. The EPSS model estimates a 18.65% probability of exploitation in the next 30 days.

How do I fix CVE-2018-4071?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-4071?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST