CVE-2018-4071
8.8 · HIGHOverview
CVE-2018-4071 is a high-severity vulnerability affecting sierrawireless airlink_es450_firmware. It was published on May 6, 2019 and has a CVSS 3.0 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.0 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from sierrawireless. Update airlink_es450_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
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Frequently Asked Questions
What is CVE-2018-4071?
CVE-2018-4071 is a high-severity vulnerability affecting sierrawireless airlink_es450_firmware. It was published on May 6, 2019 and has a CVSS 3.0 base score of 8.8 (HIGH).
How severe is CVE-2018-4071?
This vulnerability has a CVSS 3.0 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2018-4071?
Check the references section for vendor advisories and patches from sierrawireless. Update airlink_es450_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-4071?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-4071 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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