PT-2025-19945 · Tenda · Tenda Dap-1520

Duojie_0X00 · Published 2025-05-06 · Updated 2025-05-06 · CVE-2025-4356

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 DAP-1520 version 1.10B04 BETA02

Description A critical vulnerability has been found, affecting the mod graph auth uri handler function of the Authentication Handler component. This issue leads to a stack-based buffer overflow and can be initiated remotely. The exploit has been disclosed to the public.

Recommendations For Tenda DAP-1520 version 1.10B04 BETA02, consider disabling the mod graph auth uri handler function as a temporary workaround until a patch is available. Restrict access to the Authentication Handler component to minimize the risk of exploitation.

Exploit

Fix

Memory Corruption

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-787

CWE-121

CWE-119

Related Identifiers

CVE-2025-4356

Affected Products

Tenda Dap-1520

References · 13

• 🔥 https://github.com/Ghostsuzhijian/Iot-/blob/main/dap1520_mod_graph_auth_uri_handler/dap1520_mod_graph_auth_uri_handler.md · Exploit
• https://osv.dev/vulnerability/CVE-2025-4356 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-4356 · Security Note
• https://t.me/cvetracker/23175 · Telegram Post
• https://t.me/cvedetector/24616 · Telegram Post
• https://vuldb.com/?ctiid.307474 · Note
• https://tenda.com.cn · Note
• https://vuldb.com/?id.307474 · Note
• https://vuldb.com/?submit.564722 · Note
• https://twitter.com/CveFindCom/status/1919746969385193543 · Twitter Post
• https://twitter.com/CVEnew/status/1919750047761138101 · Twitter Post
• https://twitter.com/cybercronai/status/1919774325005004967 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1919773670043418834 · Twitter Post