PT-2023-12365 · Tenda · Tenda Ac6

Doudoudedi · Published 2023-09-05 · Updated 2023-09-07 · CVE-2021-40546

Positive Technologies (AI Summary)

CVSS v3.1

4.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Tenda AC6 version US AC6V4.0RTL V02.03.01.26 cn.bin

Description The issue allows attackers, who have the administrator password, to cause a denial of service (device crash) via a long string in the wifiPwd 5G parameter to "/goform/setWifi".

Recommendations For Tenda AC6 version US AC6V4.0RTL V02.03.01.26 cn.bin, avoid using a long string in the wifiPwd 5G parameter to "/goform/setWifi" to prevent a denial of service. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2021-40546

Affected Products

Tenda Ac6

References · 5

• 🔥 https://github.com/doudoudedi/buffer_overflow/blob/main/Tenda%20AC6%20V4.0-Denial%20of%20Service%20Vulnerability.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-40546 · Security Note
• https://osv.dev/vulnerability/CVE-2021-40546 · Vendor Advisory
• https://t.me/cibsecurity/69883 · Telegram Post
• https://twitter.com/CVEnew/status/1699133770023198751 · Twitter Post