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CVE-2025-7796

Tenda FH451 PPTPDClient fromPptpUserAdd stack-based overflow

Published: Jul 18, 2025Updated: Jul 23, 2025 Sources: CVE List NVD BDUCWE-119
NVD MITRE
8.8CVSSHIGH
EPSS Score
0.8%
Top 49.1%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

A vulnerability, which was classified as critical, was found in Tenda FH451 1.0.0.9. This affects the function fromPptpUserAdd of the file /goform/PPTPDClient. The manipulation of the argument Username leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-119CWE-121

Affected Products

Tenda FH451Shenzhen Tenda Technology Co., Ltd.
On-premNetwork Device
Networking Infrastructure / router-switch
FH451TendaNetworking Infrastructure
fh451 firmwaretendaNetworking Infrastructure
shenzhen tenda technology co., ltd.commercialCNNetworking Infrastructureaka tenda
tendacommercialCNNetworking Infrastructure

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserAdd.md
github.com
https://vuldb.com/?submit.616345
vuldb.com
https://vuldb.com/?id.316857
vuldb.com
and 5 more references View all →

Timeline

Published
Jul 18, 2025
Last Updated
Jul 23, 2025

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