PT-2022-12342 · Tenda · Tenda Ac10

Published 2022-02-18 · Updated 2022-02-28 · CVE-2021-45401

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Tenda AC10U AC1200 Smart Dual-band Wireless Router AC10U V1.0 Firmware V15.03.06.49 multi

Description A Command injection issue exists via the setUsbUnload functionality. The issue is caused because the client-controlled deviceName value is passed directly to the doSystemCmd function.

Recommendations For Tenda AC10U AC1200 Smart Dual-band Wireless Router AC10U V1.0 Firmware V15.03.06.49 multi, as a temporary workaround, consider restricting the use of the setUsbUnload functionality until a patch is available. Avoid passing unvalidated input to the doSystemCmd function. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

CVE-2021-45401

Affected Products

Tenda Ac10

References · 4

• 🔥 https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/Tenda_AC10U_command_injection_RCE.pdf · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-45401 · Security Note
• https://osv.dev/vulnerability/CVE-2021-45401 · Vendor Advisory
• https://t.me/cibsecurity/37725 · Telegram Post