There is a debug-interface vulnerability on some Tenda routers (FH1202/F1202/F1200: versions before 1.2.0.20). After connecting locally to a router in a wired or wireless manner, one can bypass intended access restrictions by sending shell commands directly and reading their results, or by entering shell commands that change this router's username and password.
CVE-2017-9138
HIGHNVD 8.08.0—
EchelonGraph scoreMEDIUM confidence
Score 8.0 from GitHub Security Advisory (severity: HIGH) published 2022-05-17. NVD baseline CVSS 8.0; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
8.0
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 8.0Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.0
- EG Score
- 8.0(medium)
- EPSS
- 48.2%
- KEV
- Not listed
Published
May 21, 2017
Last Modified
May 13, 2026
References (2)
- cve@mitrehttp://www.tendacn.com/en/2017.html
- af854a3a-2127-422b-91ae-364da2661108http://www.tendacn.com/en/2017.html
Data Freshness Timeline
(refreshed 12× in last 7d / 47× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Frequently asked(5)
What is CVE-2017-9138?
CVE-2017-9138 is a high vulnerability published on May 21, 2017. There is a debug-interface vulnerability on some Tenda routers (FH1202/F1202/F1200: versions before 1.2.0.20). After connecting locally to a router in a wired or wireless manner, one can bypass intended access restrictions by sending shell commands directly and reading their results, or by entering…
When was CVE-2017-9138 disclosed?
CVE-2017-9138 was first published in the National Vulnerability Database on May 21, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-9138 actively exploited?
CVE-2017-9138 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 48.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-9138?
CVE-2017-9138 has a CVSS v3 base score of 8.0 (NVD).
How do I remediate CVE-2017-9138?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-9138, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2017-9138
Is Your Infrastructure Affected by CVE-2017-9138?
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