OS Command Injection Vulnerability in Tenda AC9 by Tenda
CVE-2025-57639

6.5MEDIUM

Key Information:

Vendor

Tenda
Status
Tenda AC9
Vendor
CVE Published:
23 September 2025

What is CVE-2025-57639?

The Tenda AC9 1.0 is susceptible to an OS Command Injection vulnerability that arises from improper handling of user input. The issue is triggered via the 'usb.samba.guest.user' parameter within the 'formSetSambaConf' function in the httpd file. This flaw allows an attacker to execute arbitrary system commands, potentially leading to unauthorized access or control over the affected device.

References

https://github.com/glkfc/IoT-Vulnerability/blob/main/Tend...

EPSS Score

8% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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