CVE-2026-7080

HIGH

Tenda F456 httpd PPTPUserSetting fromPPTPUserSetting buffer overflow

Title source: cna

Description

A security vulnerability has been detected in Tenda F456 1.0.0.5. This impacts the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. Such manipulation of the argument delno leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

References (5)

Core 5

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-359655 | Tenda F456 httpd PPTPUserSetting fromPPTPUserSetting buffer overflow

https://vuldb.com/vuln/359655

Signature, Permissions Required signature permissions-required

VDB-359655 | CTI Indicators (IOB, IOC, IOA)

https://vuldb.com/vuln/359655/cti

Third Party Advisory third-party-advisory

Submit #798463 | Tenda F456 v1.0.0.5 Stack-based Buffer Overflow

https://vuldb.com/submit/798463

Exploit exploit

https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_132/README.md

View Exploit ZIP pw:eip

Product product

https://www.tenda.com.cn/

Scores

CVSS v3 8.8

EPSS 0.0064

EPSS Percentile 45.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-119 CWE-120

Status published

Products (2)

Tenda/F456 1.0.0.5

tenda/f456_firmware 1.0.0.5

Published Apr 27, 2026

Tracked Since Apr 27, 2026