CVE-2017-17743
6.7 · MEDIUMOverview
CVE-2017-17743 is a medium-severity vulnerability affecting ucopia wireless_appliance_firmware. It was published on March 22, 2018 and has a CVSS 3.0 base score of 6.7 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Improper input sanitization within the restricted administration shell on UCOPIA Wireless Appliance devices before 4.4.20, 5.0.x before 5.0.19, and 5.1.x before 5.1.11 allows authenticated remote attackers to escape the shell and escalate their privileges by uploading a .bashrc file containing the /bin/sh string. In some situations, authentication can be achieved via the bhu85tgb default password for the admin account.
Remediation
Check the references section for vendor advisories and patches from ucopia. Update wireless_appliance_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
| Vendor | Product | Versions | Status |
|---|---|---|---|
| ucopia | wireless_appliance_firmware | >= 0, < 4.4.20 | Affected |
Frequently Asked Questions
What is CVE-2017-17743?
CVE-2017-17743 is a medium-severity vulnerability affecting ucopia wireless_appliance_firmware. It was published on March 22, 2018 and has a CVSS 3.0 base score of 6.7 (MEDIUM).
How severe is CVE-2017-17743?
This vulnerability has a CVSS 3.0 base score of 6.7, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2017-17743?
Check the references section for vendor advisories and patches from ucopia. Update wireless_appliance_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-2017-17743?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-17743 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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