PT-2025-29194 · Tenda · Tenda Fh451

Zezhifu · Published 2025-07-10 · Updated 2025-07-11 · CVE-2025-7434

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: Tenda FH451 versions up to 1.0.0.9

Description: A critical vulnerability exists in Tenda FH451. The issue affects the fromAddressNat function within the /goform/addressNat file of the POST Request Handler component. Manipulation of the page argument results in a stack-based buffer overflow, potentially allowing for remote attacks. The exploit for this issue has been publicly disclosed.

Recommendations: Tenda FH451 versions prior to 1.0.0.9 should be updated.

Exploit

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2025-10197

CVE-2025-7434

Affected Products

Tenda Fh451

References · 13

• 🔥 https://github.com/zezhifu1/cve_report/blob/main/FH451/fromAddressNat.md · Exploit
• 🔥 https://github.com/zezhifu1/cve_report/blob/main/FH451/fromAddressNat.md#payload · Exploit
• https://osv.dev/vulnerability/CVE-2025-7434 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-10197 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-7434 · Security Note
• https://twitter.com/CVEnew/status/1943668147808354483 · Twitter Post
• https://vuldb.com/?submit.609058 · Note
• https://t.me/cvetracker/27521 · Telegram Post
• https://tenda.com.cn · Note
• https://t.me/cvenotify/128488 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1943522900977312083 · Twitter Post
• https://vuldb.com/?id.316004 · Note
• https://vuldb.com/?ctiid.316004 · Note