CVE-2018-5455
9.8 · CRITICALOverview
CVE-2018-5455 is a critical-severity vulnerability affecting moxa oncell_g3110-hspa_firmware. It was published on March 5, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
A Reliance on Cookies without Validation and Integrity Checking issue was discovered in Moxa OnCell G3100-HSPA Series version 1.4 Build 16062919 and prior. The application allows a cookie parameter to consist of only digits, allowing an attacker to perform a brute force attack bypassing authentication and gaining access to device functions.
Remediation
Check the references section for vendor advisories and patches from moxa. Update oncell_g3110-hspa_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 |
|---|---|---|---|
| moxa | oncell_g3110-hspa_firmware | 0 | Affected |
| moxa | oncell_g3110-hspa-t_firmware | 0 | Affected |
| moxa | oncell_g3150-hspa_firmware | 0 | Affected |
| moxa | oncell_g3150-hspa-t_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2018-5455?
CVE-2018-5455 is a critical-severity vulnerability affecting moxa oncell_g3110-hspa_firmware. It was published on March 5, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).
How severe is CVE-2018-5455?
This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-5455?
Check the references section for vendor advisories and patches from moxa. Update oncell_g3110-hspa_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-2018-5455?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-5455 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.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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