CVE-2018-4064

Name: CVE-2018-4064
Creator: NVD / NIST
Published: 2019-10-31T21:15:12.417+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 16.11%

Last modified Jun 17, 2026

CVE-2018-4064 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. An exploitable unverified password change vulnerability exists in the ACEManager upload.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. A specially crafted HTTP request can cause a unverified device configuration change, resulting in an unverified change of the user password on the device. EPSS estimates a 16.11% chance of exploitation in the next 30 days.

Description

An exploitable unverified password change vulnerability exists in the ACEManager upload.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. A specially crafted HTTP request can cause a unverified device configuration change, resulting in an unverified change of the user password on the device. An attacker can make an authenticated HTTP request to trigger this vulnerability.

Metrics

CVSS 3.1

7.1/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

EPSS Probability

16.11%

96.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Sierrawireless	Airlink Es450 Firmware	4.9.3

References

https://talosintelligence.com/vulnerability_reports/TALOS-2018-0749Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0749Exploit, Third Party Advisory

Timeline

Published: Oct 31, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-4064?

How severe is CVE-2018-4064?

CVE-2018-4064 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 16.11% probability of exploitation in the next 30 days.

How do I fix CVE-2018-4064?

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-2018-4064?

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

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Source: NVD / NIST