Vulnerability Monitor

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CVE-2025-7805

A vulnerability classified as critical has been found in Tenda FH451 1.0.0.9. This affects the function fromPptpUserSetting of the file /goform/PPTPUserSetting. The manipulation of the argument delno 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.

Published

2025-07-18T20:15:25.430

Last Modified

2025-07-23T16:40:01.760

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.0

Impact Score

10.0

Weaknesses

Type: Secondary
CWE-119
CWE-121

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	tenda	fh451_firmware	1.0.0.9	Yes
Hardware	tenda	fh451	-	No

References

https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserSetting.md Exploit, Third Party Advisory ([email protected])
https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserSetting.md#poc Exploit, Third Party Advisory ([email protected])
https://vuldb.com/?ctiid.316881 Permissions Required ([email protected])
https://vuldb.com/?id.316881 Third Party Advisory, VDB Entry ([email protected])
https://vuldb.com/?submit.616347 Third Party Advisory, VDB Entry ([email protected])
https://www.tenda.com.cn/ Product ([email protected])
https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserSetting.md Exploit, Third Party Advisory (134c704f-9b21-4f2e-91b3-4a467353bcc0)
https://github.com/panda666-888/vuls/blob/main/tenda/fh451/fromPptpUserSetting.md#poc Exploit, Third Party Advisory (134c704f-9b21-4f2e-91b3-4a467353bcc0)