CVE-2017-9138
CVE-2017-9138 is a high-severity vulnerability in Tendacn F1200 Firmware with a CVSS 3.x base score of 8.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: High (CVSS 3.x base score 8.0)
- CVSS v2: 7.7
- EPSS exploit prediction: 1% (48th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Tendacn F1200 Firmware
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2017-9138?
- 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.
- How severe is CVE-2017-9138?
- CVE-2017-9138 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-9138 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-9138?
- CVE-2017-9138 primarily affects Tendacn F1200 Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2017-9138?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2017-9138 published?
- CVE-2017-9138 was published on 2017-05-21 and last updated on 2026-06-17.
References
Affected products (3)
- cpe:2.3:o:tendacn:f1200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:tendacn:fh1202_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:tendacn:f1202_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Tendacn F1200 Firmware
- CVE-2017-9139 — Low (CVSS 3.5): There is a stack-based buffer overflow on some Tenda routers (FH1202/F1202/F1200: versions before 1.2.0.20). Crafted…
All CVEs affecting Tendacn F1200 Firmware →
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