PT-2025-29931 · Tenda · Tenda Fh451

Zezhifu · Published 2025-07-13 · Updated 2025-07-22 · CVE-2025-7747

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 version 1.0.0.9

Description A critical issue exists in the POST Request Handler component due to a buffer overflow in the fromWizardHandle function within the /goform/WizardHandle file. The PPW argument can be manipulated to trigger this overflow, allowing for remote exploitation. The exploit for this issue has been publicly disclosed.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the /goform/WizardHandle file.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2025-08851

CVE-2025-7747

Affected Products

Tenda Fh451

References · 14

• 🔥 https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md#payload · Exploit
• 🔥 https://github.com/zezhifu1/cve_report/blob/main/FH451/fromWizardHandle.md · Exploit
• https://bdu.fstec.ru/vul/2025-08851 · Security Note
• https://osv.dev/vulnerability/CVE-2025-7747 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-7747 · Security Note
• https://twitter.com/cracbot/status/1947612647811387637 · Twitter Post
• https://t.me/cvenotify/129365 · Telegram Post
• https://vuldb.com/?id.316737 · Note
• https://vuldb.com/?submit.615487 · Note
• https://t.me/cvenotify/129477 · Telegram Post
• https://tenda.com.cn · Note
• https://vuldb.com/?ctiid.316737 · Note
• https://twitter.com/CVEnew/status/1945912152277266502 · Twitter Post
• https://t.me/cvetracker/28055 · Telegram Post