Command Injection Vulnerability in Tenda AC Series Devices
CVE-2018-14558

9.8CRITICAL

Key Information:

Vendor
Tenda
Status
Ac7 Firmware
Vendor
CVE Published:
30 October 2018

Badges

👾 Exploit Exists🟣 EPSS 67%🦅 CISA Reported

Summary

A command injection vulnerability has been identified in Tenda AC7, AC9, and AC10 devices due to improper handling of user input in the formsetUsbUnload function. This flaw allows an attacker to execute arbitrary operating system commands through a specially crafted goform/setUsbUnload request, potentially compromising the device's integrity. Users are advised to apply security patches promptly to mitigate the risks associated with this vulnerability.

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

References

https://github.com/zsjevilhex/iot/blob/master/route/tenda...
x_refsource_MISC

EPSS Score

67% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

.