CVE-2018-4073

Name: CVE-2018-4073
Creator: NVD / NIST
Published: 2019-05-06T19:29:01.09+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 25.39%

Last modified Jun 17, 2026

CVE-2018-4073 is a vulnerability of currently unknown severity. An exploitable Permission Assignment vulnerability exists in the ACEManager EmbeddedAceSet_Task.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. The the binary the endpoint /cgi-bin/Embeded_Ace_TLSet_Task.cgi is a very similar endpoint that is designed for use with setting table values that can cause an arbitrary setting writes, resulting in the unverified changes to any system setting. EPSS estimates a 25.39% chance of exploitation in the next 30 days.

Description

An exploitable Permission Assignment vulnerability exists in the ACEManager EmbeddedAceSet_Task.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. The the binary the endpoint /cgi-bin/Embeded_Ace_TLSet_Task.cgi is a very similar endpoint that is designed for use with setting table values that can cause an arbitrary setting writes, resulting in the unverified changes to any system setting. An attacker can make an authenticated HTTP request, or run the binary as any user, to trigger this vulnerability.

Metrics

EPSS Probability

25.39%

97.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-732

Affected Software

Vendor	Product	Versions
Sierrawireless	Airlink Es450 Firmware	4.9.3

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0756Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0756Exploit, Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2018-4073?

How severe is CVE-2018-4073?

Severity scoring for CVE-2018-4073 is pending analysis. The EPSS model estimates a 25.39% probability of exploitation in the next 30 days.

How do I fix CVE-2018-4073?

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-2018-4073?

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

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Source: NVD / NIST