Tenda AC7, AC9, and AC10 Routers
YES - ON THE CISA KEV LIST
CVE-2018-14558
Tenda AC7, AC9, and AC10 Routers Command Injection Vulnerability
overdue since 2022-05-03
Tenda: 3 entries (0.2% of all KEV entries are from this vendor); 0 added in 2026.
BOD 26-04 note: this is the date printed in the CISA catalog. A federal agency's actual deadline is set by its SSVC tier - Act (3 days), Attend (14 days), Track (60 days), or the next scheduled upgrade - counted from the KEV listing date or the date the vulnerability is identified in its environment, whichever comes first. Use the tier helper on each CVE page for your own window.
Your BOD 26-04 window (SSVC tier helper)
Your remediation window ends:
Description
Tenda AC7, AC9, and AC10 devices contain a command injection vulnerability due to the "formsetUsbUnload" function executes a dosystemCmd function with untrusted input. Successful exploitation allows an attacker to execute OS commands via a crafted goform/setUsbUnload request.
Required action (CISA)
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-14558
References
Other KEV entries for this vendor: Tenda
- CVE-2021-31755 - AC11 Router (2021-11-03)
- CVE-2020-10987 - AC1900 Router AC15 Model (2021-11-03)
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