PT-2025-13524 · Tenda · Tenda W6

Published 2025-03-28 · Updated 2025-03-29 · CVE-2025-28220

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Tenda W6 S version 1.0.0.4 510

Description The issue is related to a Buffer Overflow in the setcfm function. This allows remote attackers to cause a web server crash by passing a malicious funcpara1 parameter through a POST request to the binary.

Recommendations For Tenda W6 S version 1.0.0.4 510, consider disabling the setcfm function until a patch is available to prevent exploitation via the funcpara1 parameter. Restrict access to the vulnerable binary to minimize the risk of a web server crash. Avoid using the funcpara1 parameter in the affected POST request endpoint until the issue is resolved.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2025-28220

Affected Products

Tenda W6

References · 5

• https://osv.dev/vulnerability/CVE-2025-28220 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-28220 · Security Note
• https://twitter.com/CVEnew/status/1905811720376869083 · Twitter Post
• https://twitter.com/WolfgangSesin/status/1905660594889359791 · Twitter Post
• https://github.com/IdaJea/IOT_vuln_1/blob/master/w6_s_v1.0.0.4/setcfm.pdf · Note