CVE-2026-29516
4.9 · MEDIUMOverview
CVE-2026-29516 is a medium-severity vulnerability affecting buffaloamericas terastation_nas_ts5400r_firmware. It was published on March 16, 2026 and has a CVSS 3.1 base score of 4.9 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.9, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Buffalo TeraStation NAS TS5400R firmware version 4.02-0.06 and prior contain an excessive file permissions vulnerability that allows authenticated attackers to read the /etc/shadow file by uploading and executing a PHP file through the webserver. Attackers can exploit world-readable permissions on /etc/shadow to retrieve hashed passwords for all configured accounts including root.
Remediation
Check the references section for vendor advisories and patches from buffaloamericas. Update terastation_nas_ts5400r_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 |
|---|---|---|---|
| buffaloamericas | terastation_nas_ts5400r_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2026-29516?
CVE-2026-29516 is a medium-severity vulnerability affecting buffaloamericas terastation_nas_ts5400r_firmware. It was published on March 16, 2026 and has a CVSS 3.1 base score of 4.9 (MEDIUM).
How severe is CVE-2026-29516?
This vulnerability has a CVSS 3.1 base score of 4.9, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-29516?
Check the references section for vendor advisories and patches from buffaloamericas. Update terastation_nas_ts5400r_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-2026-29516?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-29516 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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