CVE-2017-14116
8.1 · HIGHOverview
CVE-2017-14116 is a high-severity vulnerability affecting att u-verse_firmware. It was published on September 3, 2017 and has a CVSS 3.0 base score of 8.1 (HIGH).
This vulnerability has a CVSS 3.0 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
The AT&T U-verse 9.2.2h0d83 firmware for the Arris NVG599 device, when IP Passthrough mode is not used, configures WAN access to a caserver https service with the tech account and an empty password, which allows remote attackers to obtain root privileges by establishing a session on port 49955 and then installing new software, such as BusyBox with "nc -l" support.
Remediation
Check the references section for vendor advisories and patches from att. Update u-verse_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 |
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References
Frequently Asked Questions
What is CVE-2017-14116?
CVE-2017-14116 is a high-severity vulnerability affecting att u-verse_firmware. It was published on September 3, 2017 and has a CVSS 3.0 base score of 8.1 (HIGH).
How severe is CVE-2017-14116?
This vulnerability has a CVSS 3.0 base score of 8.1, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2017-14116?
Check the references section for vendor advisories and patches from att. Update u-verse_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-2017-14116?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-14116 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
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