CVE-2017-9139

low-risk
Published 2017-05-21

There is a stack-based buffer overflow on some Tenda routers (FH1202/F1202/F1200: versions before 1.2.0.20). Crafted POST requests to an unspecified URL result in DoS, interrupting the HTTP service (used to login to the web UI of a router) for 1 to 2 seconds.

Do I need to act?

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0.11% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.5/10 Low
ADJACENT_NETWORK / LOW complexity

Affected Products (3)

Fh1202 Firmware
F1200 Firmware
F1202 Firmware

Affected Vendors

Tendacn

References (2)

Vendor Advisory http://www.tendacn.com/en/2017.html
Vendor Advisory http://www.tendacn.com/en/2017.html
22
/ 100
low-risk
Severity 13/34 · Low
Exploitability 0/34 · Minimal
Exposure 9/34 · Low