CVE-2026-3727

Tenda F453 QuickIndex sub_3C6C0 stack-based overflow

Assigner: VulDB
Reserved: 07.03.2026 Published: 08.03.2026 Updated: 08.03.2026

A vulnerability was found in Tenda F453 1.0.0.3. This vulnerability affects the function sub_3C6C0 of the file /goform/QuickIndex. The manipulation of the argument mit_linktype/PPPOEPassword results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CVSS Score: 8.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CVSS Score: 8.8

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
CVSS Score: 9

Access Vector	Network	Confidentiality Impact	Complete
Access Complexity	Low	Integrity Impact	Complete
Authentication	Single	Availability Impact	Complete

CVSS 2.0

Product Status

Vendor	Tenda
Product	F453
Versions	Version 1.0.0.3 is affected

Vendor

Tenda

Product

F453

Versions

Version 1.0.0.3 is affected

Credits

LtzHust (VulDB User) reporter

References

Problem Types