PT-2025-29350 · Tenda · Tenda Fh451

Zezhifu · Published 2025-07-08 · Updated 2025-07-13 · CVE-2025-7506

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 vulnerability exists in the Tenda FH451. The fromNatlimit function within the HTTP POST Request Handler, located in the file /goform/Natlimit, is susceptible to a stack-based buffer overflow. This occurs through the manipulation of the page argument, allowing for remote exploitation. The exploit for this vulnerability has been publicly disclosed.

Recommendations: Tenda FH451 version 1.0.0.9: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2025-08491

CVE-2025-7506

Affected Products

Tenda Fh451

References · 14

• 🔥 https://github.com/zezhifu1/cve_report/blob/main/FH451/fromNatlimit.md · Exploit
• 🔥 https://github.com/zezhifu1/cve_report/blob/main/FH451/fromNatlimit.md#payload · Exploit
• https://bdu.fstec.ru/vul/2025-08491 · Security Note
• https://osv.dev/vulnerability/CVE-2025-7506 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-7506 · Security Note
• https://twitter.com/CVEnew/status/1944178713161003391 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1944175865845190678 · Twitter Post
• https://t.me/cvetracker/27661 · Telegram Post
• https://tenda.com.cn · Note
• https://t.me/cvenotify/128721 · Telegram Post
• https://vuldb.com/?ctiid.316189 · Note
• https://twitter.com/CveFindCom/status/1944180023415509126 · Twitter Post
• https://vuldb.com/?submit.611505 · Note
• https://vuldb.com/?id.316189 · Note